Merge pull request #19695 from naoei/ruleset-localization

Change most ruleset-accessible string types to Localisable strings

osu.Game.Rulesets.Catch/CatchRuleset.cs

@@ -23,6 +23,7 @@ using osu.Game.Rulesets.Difficulty;
 using osu.Game.Rulesets.Scoring;
 using System;
 using osu.Framework.Extensions.EnumExtensions;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Catch.Edit;
 using osu.Game.Rulesets.Catch.Skinning.Legacy;
 using osu.Game.Rulesets.Edit;
@@ -162,7 +163,7 @@ namespace osu.Game.Rulesets.Catch
             };
         }
 
-        public override string GetDisplayNameForHitResult(HitResult result)
+        public override LocalisableString GetDisplayNameForHitResult(HitResult result)
         {
             switch (result)
             {

osu.Game.Rulesets.Catch/Mods/CatchModEasy.cs

@@ -1,12 +1,13 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModEasy : ModEasyWithExtraLives
     {
-        public override string Description => @"Larger fruits, more forgiving HP drain, less accuracy required, and three lives!";
+        public override LocalisableString Description => @"Larger fruits, more forgiving HP drain, less accuracy required, and three lives!";
     }
 }

osu.Game.Rulesets.Catch/Mods/CatchModFloatingFruits.cs

@@ -3,6 +3,7 @@
 
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.UI;
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Catch.Mods
     {
         public override string Name => "Floating Fruits";
         public override string Acronym => "FF";
-        public override string Description => "The fruits are... floating?";
+        public override LocalisableString Description => "The fruits are... floating?";
         public override double ScoreMultiplier => 1;
         public override IconUsage? Icon => FontAwesome.Solid.Cloud;
 

osu.Game.Rulesets.Catch/Mods/CatchModHidden.cs

@@ -3,6 +3,7 @@
 
 using System.Linq;
 using osu.Framework.Graphics;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Catch.Objects.Drawables;
 using osu.Game.Rulesets.Catch.UI;
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModHidden : ModHidden, IApplicableToDrawableRuleset<CatchHitObject>
     {
-        public override string Description => @"Play with fading fruits.";
+        public override LocalisableString Description => @"Play with fading fruits.";
         public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
 
         private const double fade_out_offset_multiplier = 0.6;

osu.Game.Rulesets.Catch/Mods/CatchModMirror.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Beatmaps;
 using osu.Game.Rulesets.Catch.Objects;
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModMirror : ModMirror, IApplicableToBeatmap
     {
-        public override string Description => "Fruits are flipped horizontally.";
+        public override LocalisableString Description => "Fruits are flipped horizontally.";
 
         /// <remarks>
         /// <see cref="IApplicableToBeatmap"/> is used instead of <see cref="IApplicableToHitObject"/>,

osu.Game.Rulesets.Catch/Mods/CatchModNoScope.cs

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Framework.Utils;
 using osu.Game.Configuration;
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModNoScope : ModNoScope, IUpdatableByPlayfield
     {
-        public override string Description => "Where's the catcher?";
+        public override LocalisableString Description => "Where's the catcher?";
 
         [SettingSource(
             "Hidden at combo",

osu.Game.Rulesets.Catch/Mods/CatchModRelax.cs

@@ -5,6 +5,7 @@ using osu.Framework.Graphics;
 using osu.Framework.Input;
 using osu.Framework.Input.Bindings;
 using osu.Framework.Input.Events;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Catch.UI;
 using osu.Game.Rulesets.Mods;
@@ -16,7 +17,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModRelax : ModRelax, IApplicableToDrawableRuleset<CatchHitObject>, IApplicableToPlayer
     {
-        public override string Description => @"Use the mouse to control the catcher.";
+        public override LocalisableString Description => @"Use the mouse to control the catcher.";
 
         private DrawableRuleset<CatchHitObject> drawableRuleset = null!;
 

osu.Game.Rulesets.Mania/ManiaRuleset.cs

@@ -15,6 +15,7 @@ using osu.Framework.Extensions.EnumExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Input.Bindings;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Mania.Replays;
 using osu.Game.Rulesets.Replays.Types;
@@ -311,7 +312,7 @@ namespace osu.Game.Rulesets.Mania
             return Array.Empty<KeyBinding>();
         }
 
-        public override string GetVariantName(int variant)
+        public override LocalisableString GetVariantName(int variant)
         {
             switch (getPlayfieldType(variant))
             {
@@ -356,7 +357,7 @@ namespace osu.Game.Rulesets.Mania
             };
         }
 
-        public override string GetDisplayNameForHitResult(HitResult result)
+        public override LocalisableString GetDisplayNameForHitResult(HitResult result)
         {
             switch (result)
             {

osu.Game.Rulesets.Mania/Mods/ManiaModConstantSpeed.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mania.UI;
@@ -18,7 +19,7 @@ namespace osu.Game.Rulesets.Mania.Mods
 
         public override double ScoreMultiplier => 0.9;
 
-        public override string Description => "No more tricky speed changes!";
+        public override LocalisableString Description => "No more tricky speed changes!";
 
         public override IconUsage? Icon => FontAwesome.Solid.Equals;
 

osu.Game.Rulesets.Mania/Mods/ManiaModDualStages.cs

@@ -1,6 +1,7 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Mods;
@@ -11,7 +12,7 @@ namespace osu.Game.Rulesets.Mania.Mods
     {
         public override string Name => "Dual Stages";
         public override string Acronym => "DS";
-        public override string Description => @"Double the stages, double the fun!";
+        public override LocalisableString Description => @"Double the stages, double the fun!";
         public override ModType Type => ModType.Conversion;
         public override double ScoreMultiplier => 1;
 

osu.Game.Rulesets.Mania/Mods/ManiaModEasy.cs

@@ -1,12 +1,13 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModEasy : ModEasyWithExtraLives
     {
-        public override string Description => @"More forgiving HP drain, less accuracy required, and three lives!";
+        public override LocalisableString Description => @"More forgiving HP drain, less accuracy required, and three lives!";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModFadeIn.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mania.UI;
 
 namespace osu.Game.Rulesets.Mania.Mods
@@ -11,7 +12,7 @@ namespace osu.Game.Rulesets.Mania.Mods
     {
         public override string Name => "Fade In";
         public override string Acronym => "FI";
-        public override string Description => @"Keys appear out of nowhere!";
+        public override LocalisableString Description => @"Keys appear out of nowhere!";
         public override double ScoreMultiplier => 1;
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(ManiaModHidden)).ToArray();

osu.Game.Rulesets.Mania/Mods/ManiaModHidden.cs

@@ -3,13 +3,14 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mania.UI;
 
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModHidden : ManiaModPlayfieldCover
     {
-        public override string Description => @"Keys fade out before you hit them!";
+        public override LocalisableString Description => @"Keys fade out before you hit them!";
         public override double ScoreMultiplier => 1;
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(ManiaModFadeIn)).ToArray();

osu.Game.Rulesets.Mania/Mods/ManiaModHoldOff.cs

@@ -8,6 +8,7 @@ using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mods;
 using osu.Framework.Graphics.Sprites;
 using System.Collections.Generic;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mania.Beatmaps;
 
 namespace osu.Game.Rulesets.Mania.Mods
@@ -20,7 +21,7 @@ namespace osu.Game.Rulesets.Mania.Mods
 
         public override double ScoreMultiplier => 1;
 
-        public override string Description => @"Replaces all hold notes with normal notes.";
+        public override LocalisableString Description => @"Replaces all hold notes with normal notes.";
 
         public override IconUsage? Icon => FontAwesome.Solid.DotCircle;
 

osu.Game.Rulesets.Mania/Mods/ManiaModInvert.cs

@@ -5,6 +5,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
@@ -20,7 +21,7 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override string Acronym => "IN";
         public override double ScoreMultiplier => 1;
 
-        public override string Description => "Hold the keys. To the beat.";
+        public override LocalisableString Description => "Hold the keys. To the beat.";
 
         public override IconUsage? Icon => FontAwesome.Solid.YinYang;
 

osu.Game.Rulesets.Mania/Mods/ManiaModKey1.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey1 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 1;
         public override string Name => "One Key";
         public override string Acronym => "1K";
-        public override string Description => @"Play with one key.";
+        public override LocalisableString Description => @"Play with one key.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey10.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey10 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 10;
         public override string Name => "Ten Keys";
         public override string Acronym => "10K";
-        public override string Description => @"Play with ten keys.";
+        public override LocalisableString Description => @"Play with ten keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey2.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey2 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 2;
         public override string Name => "Two Keys";
         public override string Acronym => "2K";
-        public override string Description => @"Play with two keys.";
+        public override LocalisableString Description => @"Play with two keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey3.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey3 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 3;
         public override string Name => "Three Keys";
         public override string Acronym => "3K";
-        public override string Description => @"Play with three keys.";
+        public override LocalisableString Description => @"Play with three keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey4.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey4 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 4;
         public override string Name => "Four Keys";
         public override string Acronym => "4K";
-        public override string Description => @"Play with four keys.";
+        public override LocalisableString Description => @"Play with four keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey5.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey5 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 5;
         public override string Name => "Five Keys";
         public override string Acronym => "5K";
-        public override string Description => @"Play with five keys.";
+        public override LocalisableString Description => @"Play with five keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey6.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey6 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 6;
         public override string Name => "Six Keys";
         public override string Acronym => "6K";
-        public override string Description => @"Play with six keys.";
+        public override LocalisableString Description => @"Play with six keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey7.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey7 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 7;
         public override string Name => "Seven Keys";
         public override string Acronym => "7K";
-        public override string Description => @"Play with seven keys.";
+        public override LocalisableString Description => @"Play with seven keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey8.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey8 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 8;
         public override string Name => "Eight Keys";
         public override string Acronym => "8K";
-        public override string Description => @"Play with eight keys.";
+        public override LocalisableString Description => @"Play with eight keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModKey9.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey9 : ManiaKeyMod
@@ -8,6 +10,6 @@ namespace osu.Game.Rulesets.Mania.Mods
         public override int KeyCount => 9;
         public override string Name => "Nine Keys";
         public override string Acronym => "9K";
-        public override string Description => @"Play with nine keys.";
+        public override LocalisableString Description => @"Play with nine keys.";
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModMirror.cs

@@ -5,6 +5,7 @@ using osu.Framework.Extensions.IEnumerableExtensions;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mods;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
 
@@ -12,7 +13,7 @@ namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModMirror : ModMirror, IApplicableToBeatmap
     {
-        public override string Description => "Notes are flipped horizontally.";
+        public override LocalisableString Description => "Notes are flipped horizontally.";
 
         public void ApplyToBeatmap(IBeatmap beatmap)
         {

osu.Game.Rulesets.Mania/Mods/ManiaModRandom.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using osu.Framework.Extensions.IEnumerableExtensions;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModRandom : ModRandom, IApplicableToBeatmap
     {
-        public override string Description => @"Shuffle around the keys!";
+        public override LocalisableString Description => @"Shuffle around the keys!";
 
         public void ApplyToBeatmap(IBeatmap beatmap)
         {

osu.Game.Rulesets.Osu/Mods/OsuModAlternate.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Osu.Mods
 {
@@ -11,7 +12,7 @@ namespace osu.Game.Rulesets.Osu.Mods
     {
         public override string Name => @"Alternate";
         public override string Acronym => @"AL";
-        public override string Description => @"Don't use the same key twice in a row!";
+        public override LocalisableString Description => @"Don't use the same key twice in a row!";
         public override IconUsage? Icon => FontAwesome.Solid.Keyboard;
         public override Type[] IncompatibleMods => base.IncompatibleMods.Concat(new[] { typeof(OsuModSingleTap) }).ToArray();
 

osu.Game.Rulesets.Osu/Mods/OsuModApproachDifferent.cs

@@ -5,6 +5,7 @@ using System;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
@@ -16,7 +17,7 @@ namespace osu.Game.Rulesets.Osu.Mods
     {
         public override string Name => "Approach Different";
         public override string Acronym => "AD";
-        public override string Description => "Never trust the approach circles...";
+        public override LocalisableString Description => "Never trust the approach circles...";
         public override double ScoreMultiplier => 1;
         public override IconUsage? Icon { get; } = FontAwesome.Regular.Circle;
 

osu.Game.Rulesets.Osu/Mods/OsuModAutopilot.cs

@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Linq;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Input.StateChanges;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Osu.Objects;
@@ -20,7 +21,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "AP";
         public override IconUsage? Icon => OsuIcon.ModAutopilot;
         public override ModType Type => ModType.Automation;
-        public override string Description => @"Automatic cursor movement - just follow the rhythm.";
+        public override LocalisableString Description => @"Automatic cursor movement - just follow the rhythm.";
         public override double ScoreMultiplier => 0.1;
         public override Type[] IncompatibleMods => new[] { typeof(OsuModSpunOut), typeof(ModRelax), typeof(ModFailCondition), typeof(ModNoFail), typeof(ModAutoplay), typeof(OsuModMagnetised), typeof(OsuModRepel) };
 

osu.Game.Rulesets.Osu/Mods/OsuModBlinds.cs

@@ -8,6 +8,7 @@ using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
@@ -22,7 +23,7 @@ namespace osu.Game.Rulesets.Osu.Mods
     public class OsuModBlinds : Mod, IApplicableToDrawableRuleset<OsuHitObject>, IApplicableToHealthProcessor
     {
         public override string Name => "Blinds";
-        public override string Description => "Play with blinds on your screen.";
+        public override LocalisableString Description => "Play with blinds on your screen.";
         public override string Acronym => "BL";
 
         public override IconUsage? Icon => FontAwesome.Solid.Adjust;

osu.Game.Rulesets.Osu/Mods/OsuModDeflate.cs

@@ -3,6 +3,7 @@
 
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 
 namespace osu.Game.Rulesets.Osu.Mods
@@ -15,7 +16,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 
         public override IconUsage? Icon => FontAwesome.Solid.CompressArrowsAlt;
 
-        public override string Description => "Hit them at the right size!";
+        public override LocalisableString Description => "Hit them at the right size!";
 
         [SettingSource("Starting Size", "The initial size multiplier applied to all objects.")]
         public override BindableNumber<float> StartScale { get; } = new BindableFloat

osu.Game.Rulesets.Osu/Mods/OsuModEasy.cs

@@ -1,12 +1,13 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModEasy : ModEasyWithExtraLives
     {
-        public override string Description => @"Larger circles, more forgiving HP drain, less accuracy required, and three lives!";
+        public override LocalisableString Description => @"Larger circles, more forgiving HP drain, less accuracy required, and three lives!";
     }
 }

osu.Game.Rulesets.Osu/Mods/OsuModGrow.cs

@@ -3,6 +3,7 @@
 
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 
 namespace osu.Game.Rulesets.Osu.Mods
@@ -15,7 +16,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 
         public override IconUsage? Icon => FontAwesome.Solid.ArrowsAltV;
 
-        public override string Description => "Hit them at the right size!";
+        public override LocalisableString Description => "Hit them at the right size!";
 
         [SettingSource("Starting Size", "The initial size multiplier applied to all objects.")]
         public override BindableNumber<float> StartScale { get; } = new BindableFloat

osu.Game.Rulesets.Osu/Mods/OsuModHidden.cs

@@ -6,6 +6,7 @@ using System.Diagnostics;
 using System.Linq;
 using osu.Framework.Graphics;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
@@ -22,7 +23,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         [SettingSource("Only fade approach circles", "The main object body will not fade when enabled.")]
         public Bindable<bool> OnlyFadeApproachCircles { get; } = new BindableBool();
 
-        public override string Description => @"Play with no approach circles and fading circles/sliders.";
+        public override LocalisableString Description => @"Play with no approach circles and fading circles/sliders.";
         public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
 
         public override Type[] IncompatibleMods => new[] { typeof(IRequiresApproachCircles), typeof(OsuModSpinIn) };

osu.Game.Rulesets.Osu/Mods/OsuModMagnetised.cs

@@ -4,6 +4,7 @@
 using System;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mods;
@@ -22,7 +23,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "MG";
         public override IconUsage? Icon => FontAwesome.Solid.Magnet;
         public override ModType Type => ModType.Fun;
-        public override string Description => "No need to chase the circles – your cursor is a magnet!";
+        public override LocalisableString Description => "No need to chase the circles – your cursor is a magnet!";
         public override double ScoreMultiplier => 0.5;
         public override Type[] IncompatibleMods => new[] { typeof(OsuModAutopilot), typeof(OsuModWiggle), typeof(OsuModTransform), typeof(ModAutoplay), typeof(OsuModRelax), typeof(OsuModRepel) };
 

osu.Game.Rulesets.Osu/Mods/OsuModMirror.cs

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects;
@@ -13,7 +14,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModMirror : ModMirror, IApplicableToHitObject
     {
-        public override string Description => "Flip objects on the chosen axes.";
+        public override LocalisableString Description => "Flip objects on the chosen axes.";
         public override Type[] IncompatibleMods => new[] { typeof(ModHardRock) };
 
         [SettingSource("Mirrored axes", "Choose which axes objects are mirrored over.")]

osu.Game.Rulesets.Osu/Mods/OsuModNoScope.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
@@ -17,7 +18,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModNoScope : ModNoScope, IUpdatableByPlayfield, IApplicableToBeatmap
     {
-        public override string Description => "Where's the cursor?";
+        public override LocalisableString Description => "Where's the cursor?";
 
         private PeriodTracker spinnerPeriods = null!;
 

osu.Game.Rulesets.Osu/Mods/OsuModRandom.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
@@ -18,7 +19,7 @@ namespace osu.Game.Rulesets.Osu.Mods
     /// </summary>
     public class OsuModRandom : ModRandom, IApplicableToBeatmap
     {
-        public override string Description => "It never gets boring!";
+        public override LocalisableString Description => "It never gets boring!";
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(OsuModTarget)).ToArray();
 

osu.Game.Rulesets.Osu/Mods/OsuModRelax.cs

@@ -5,6 +5,7 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Osu.Objects;
@@ -18,7 +19,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModRelax : ModRelax, IUpdatableByPlayfield, IApplicableToDrawableRuleset<OsuHitObject>, IApplicableToPlayer
     {
-        public override string Description => @"You don't need to click. Give your clicking/tapping fingers a break from the heat of things.";
+        public override LocalisableString Description => @"You don't need to click. Give your clicking/tapping fingers a break from the heat of things.";
         public override Type[] IncompatibleMods => base.IncompatibleMods.Concat(new[] { typeof(OsuModAutopilot), typeof(OsuModMagnetised), typeof(OsuModAlternate), typeof(OsuModSingleTap) }).ToArray();
 
         /// <summary>

osu.Game.Rulesets.Osu/Mods/OsuModRepel.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Diagnostics;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mods;
@@ -22,7 +23,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Name => "Repel";
         public override string Acronym => "RP";
         public override ModType Type => ModType.Fun;
-        public override string Description => "Hit objects run away!";
+        public override LocalisableString Description => "Hit objects run away!";
         public override double ScoreMultiplier => 1;
         public override Type[] IncompatibleMods => new[] { typeof(OsuModAutopilot), typeof(OsuModWiggle), typeof(OsuModTransform), typeof(ModAutoplay), typeof(OsuModMagnetised) };
 

osu.Game.Rulesets.Osu/Mods/OsuModSingleTap.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Osu.Mods
 {
@@ -10,7 +11,7 @@ namespace osu.Game.Rulesets.Osu.Mods
     {
         public override string Name => @"Single Tap";
         public override string Acronym => @"SG";
-        public override string Description => @"You must only use one key!";
+        public override LocalisableString Description => @"You must only use one key!";
         public override Type[] IncompatibleMods => base.IncompatibleMods.Concat(new[] { typeof(OsuModAlternate) }).ToArray();
 
         protected override bool CheckValidNewAction(OsuAction action) => LastAcceptedAction == null || LastAcceptedAction == action;

osu.Game.Rulesets.Osu/Mods/OsuModSpinIn.cs

@@ -4,6 +4,7 @@
 using System;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;
@@ -18,7 +19,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "SI";
         public override IconUsage? Icon => FontAwesome.Solid.Undo;
         public override ModType Type => ModType.Fun;
-        public override string Description => "Circles spin in. No approach circles.";
+        public override LocalisableString Description => "Circles spin in. No approach circles.";
         public override double ScoreMultiplier => 1;
 
         // todo: this mod needs to be incompatible with "hidden" due to forcing the circle to remain opaque,

osu.Game.Rulesets.Osu/Mods/OsuModSpunOut.cs

@@ -4,6 +4,7 @@
 using System;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Mods;
@@ -18,7 +19,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "SO";
         public override IconUsage? Icon => OsuIcon.ModSpunOut;
         public override ModType Type => ModType.Automation;
-        public override string Description => @"Spinners will be automatically completed.";
+        public override LocalisableString Description => @"Spinners will be automatically completed.";
         public override double ScoreMultiplier => 0.9;
         public override Type[] IncompatibleMods => new[] { typeof(ModAutoplay), typeof(OsuModAutopilot), typeof(OsuModTarget) };
 

osu.Game.Rulesets.Osu/Mods/OsuModStrictTracking.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using System.Threading;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Mods;
@@ -23,7 +24,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Name => @"Strict Tracking";
         public override string Acronym => @"ST";
         public override ModType Type => ModType.DifficultyIncrease;
-        public override string Description => @"Once you start a slider, follow precisely or get a miss.";
+        public override LocalisableString Description => @"Once you start a slider, follow precisely or get a miss.";
         public override double ScoreMultiplier => 1.0;
         public override Type[] IncompatibleMods => new[] { typeof(ModClassic), typeof(OsuModTarget) };
 

osu.Game.Rulesets.Osu/Mods/OsuModTarget.cs

@@ -7,6 +7,7 @@ using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Audio;
 using osu.Game.Beatmaps;
@@ -39,7 +40,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "TP";
         public override ModType Type => ModType.Conversion;
         public override IconUsage? Icon => OsuIcon.ModTarget;
-        public override string Description => @"Practice keeping up with the beat of the song.";
+        public override LocalisableString Description => @"Practice keeping up with the beat of the song.";
         public override double ScoreMultiplier => 1;
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Concat(new[]

osu.Game.Rulesets.Osu/Mods/OsuModTouchDevice.cs

@@ -1,6 +1,7 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Osu.Mods
@@ -9,7 +10,7 @@ namespace osu.Game.Rulesets.Osu.Mods
     {
         public override string Name => "Touch Device";
         public override string Acronym => "TD";
-        public override string Description => "Automatically applied to plays on devices with a touchscreen.";
+        public override LocalisableString Description => "Automatically applied to plays on devices with a touchscreen.";
         public override double ScoreMultiplier => 1;
 
         public override ModType Type => ModType.System;

osu.Game.Rulesets.Osu/Mods/OsuModTraceable.cs

@@ -4,6 +4,7 @@
 using System;
 using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
@@ -16,7 +17,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Name => "Traceable";
         public override string Acronym => "TC";
         public override ModType Type => ModType.Fun;
-        public override string Description => "Put your faith in the approach circles...";
+        public override LocalisableString Description => "Put your faith in the approach circles...";
         public override double ScoreMultiplier => 1;
 
         public override Type[] IncompatibleMods => new[] { typeof(IHidesApproachCircles) };

osu.Game.Rulesets.Osu/Mods/OsuModTransform.cs

@@ -4,6 +4,7 @@
 using System;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;
@@ -18,7 +19,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "TR";
         public override IconUsage? Icon => FontAwesome.Solid.ArrowsAlt;
         public override ModType Type => ModType.Fun;
-        public override string Description => "Everything rotates. EVERYTHING.";
+        public override LocalisableString Description => "Everything rotates. EVERYTHING.";
         public override double ScoreMultiplier => 1;
         public override Type[] IncompatibleMods => new[] { typeof(OsuModWiggle), typeof(OsuModMagnetised), typeof(OsuModRepel) };
 

osu.Game.Rulesets.Osu/Mods/OsuModWiggle.cs

@@ -5,6 +5,7 @@ using System;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
@@ -20,7 +21,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override string Acronym => "WG";
         public override IconUsage? Icon => FontAwesome.Solid.Certificate;
         public override ModType Type => ModType.Fun;
-        public override string Description => "They just won't stay still...";
+        public override LocalisableString Description => "They just won't stay still...";
         public override double ScoreMultiplier => 1;
         public override Type[] IncompatibleMods => new[] { typeof(OsuModTransform), typeof(OsuModMagnetised), typeof(OsuModRepel) };
 

osu.Game.Rulesets.Osu/OsuRuleset.cs

@@ -32,6 +32,7 @@ using osu.Game.Skinning;
 using System;
 using System.Linq;
 using osu.Framework.Extensions.EnumExtensions;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Osu.Edit.Setup;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Skinning.Legacy;
@@ -253,7 +254,7 @@ namespace osu.Game.Rulesets.Osu
             };
         }
 
-        public override string GetDisplayNameForHitResult(HitResult result)
+        public override LocalisableString GetDisplayNameForHitResult(HitResult result)
         {
             switch (result)
             {

osu.Game.Rulesets.Osu/UI/OsuResumeOverlay.cs

@@ -11,6 +11,7 @@ using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Cursor;
 using osu.Framework.Input.Bindings;
 using osu.Framework.Input.Events;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Osu.UI.Cursor;
 using osu.Game.Screens.Play;
 using osuTK;
@@ -28,7 +29,7 @@ namespace osu.Game.Rulesets.Osu.UI
 
         public override CursorContainer LocalCursor => State.Value == Visibility.Visible ? localCursorContainer : null;
 
-        protected override string Message => "Click the orange cursor to resume";
+        protected override LocalisableString Message => "Click the orange cursor to resume";
 
         [BackgroundDependencyLoader]
         private void load()

osu.Game.Rulesets.Taiko/Mods/TaikoModEasy.cs

@@ -1,6 +1,7 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
 
@@ -8,7 +9,7 @@ namespace osu.Game.Rulesets.Taiko.Mods
 {
     public class TaikoModEasy : ModEasy
     {
-        public override string Description => @"Beats move slower, and less accuracy required!";
+        public override LocalisableString Description => @"Beats move slower, and less accuracy required!";
 
         /// <summary>
         /// Multiplier factor added to the scrolling speed.

osu.Game.Rulesets.Taiko/Mods/TaikoModHidden.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Graphics;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Drawables;
@@ -15,7 +16,7 @@ namespace osu.Game.Rulesets.Taiko.Mods
 {
     public class TaikoModHidden : ModHidden, IApplicableToDrawableRuleset<TaikoHitObject>
     {
-        public override string Description => @"Beats fade out before you hit them!";
+        public override LocalisableString Description => @"Beats fade out before you hit them!";
         public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
 
         /// <summary>

osu.Game.Rulesets.Taiko/Mods/TaikoModRandom.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
@@ -13,7 +14,7 @@ namespace osu.Game.Rulesets.Taiko.Mods
 {
     public class TaikoModRandom : ModRandom, IApplicableToBeatmap
     {
-        public override string Description => @"Shuffle around the colours!";
+        public override LocalisableString Description => @"Shuffle around the colours!";
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(TaikoModSwap)).ToArray();
 
         public void ApplyToBeatmap(IBeatmap beatmap)

osu.Game.Rulesets.Taiko/Mods/TaikoModRelax.cs

@@ -1,12 +1,13 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Taiko.Mods
 {
     public class TaikoModRelax : ModRelax
     {
-        public override string Description => @"No ninja-like spinners, demanding drumrolls or unexpected katu's.";
+        public override LocalisableString Description => @"No ninja-like spinners, demanding drumrolls or unexpected katu's.";
     }
 }

osu.Game.Rulesets.Taiko/Mods/TaikoModSwap.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Taiko.Beatmaps;
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Taiko.Mods
     {
         public override string Name => "Swap";
         public override string Acronym => "SW";
-        public override string Description => @"Dons become kats, kats become dons";
+        public override LocalisableString Description => @"Dons become kats, kats become dons";
         public override ModType Type => ModType.Conversion;
         public override double ScoreMultiplier => 1;
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(ModRandom)).ToArray();

osu.Game.Rulesets.Taiko/TaikoRuleset.cs

@@ -25,6 +25,7 @@ using osu.Game.Scoring;
 using System;
 using System.Linq;
 using osu.Framework.Extensions.EnumExtensions;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Taiko.Edit;
 using osu.Game.Rulesets.Taiko.Objects;
@@ -192,7 +193,7 @@ namespace osu.Game.Rulesets.Taiko
             };
         }
 
-        public override string GetDisplayNameForHitResult(HitResult result)
+        public override LocalisableString GetDisplayNameForHitResult(HitResult result)
         {
             switch (result)
             {

osu.Game.Tests/Mods/ModUtilsTest.cs

@@ -5,6 +5,7 @@ using System;
 using System.Linq;
 using Moq;
 using NUnit.Framework;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Osu.Mods;
 using osu.Game.Utils;
@@ -320,7 +321,7 @@ namespace osu.Game.Tests.Mods
         public class InvalidMultiplayerMod : Mod
         {
             public override string Name => string.Empty;
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override string Acronym => string.Empty;
             public override double ScoreMultiplier => 1;
             public override bool HasImplementation => true;
@@ -331,7 +332,7 @@ namespace osu.Game.Tests.Mods
         private class InvalidMultiplayerFreeMod : Mod
         {
             public override string Name => string.Empty;
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override string Acronym => string.Empty;
             public override double ScoreMultiplier => 1;
             public override bool HasImplementation => true;

osu.Game.Tests/Mods/TestCustomisableModRuleset.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
 using osu.Game.Rulesets;
@@ -60,7 +61,7 @@ namespace osu.Game.Tests.Mods
         {
             public override double ScoreMultiplier => 1.0;
 
-            public override string Description => "This is a customisable test mod.";
+            public override LocalisableString Description => "This is a customisable test mod.";
 
             public override ModType Type => ModType.Conversion;
 

osu.Game.Tests/NonVisual/DifficultyAdjustmentModCombinationsTest.cs

@@ -7,6 +7,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Difficulty;
 using osu.Game.Rulesets.Difficulty.Preprocessing;
@@ -160,7 +161,7 @@ namespace osu.Game.Tests.NonVisual
         {
             public override string Name => nameof(ModA);
             public override string Acronym => nameof(ModA);
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override double ScoreMultiplier => 1;
 
             public override Type[] IncompatibleMods => new[] { typeof(ModIncompatibleWithA), typeof(ModIncompatibleWithAAndB) };
@@ -169,7 +170,7 @@ namespace osu.Game.Tests.NonVisual
         private class ModB : Mod
         {
             public override string Name => nameof(ModB);
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override string Acronym => nameof(ModB);
             public override double ScoreMultiplier => 1;
 
@@ -180,7 +181,7 @@ namespace osu.Game.Tests.NonVisual
         {
             public override string Name => nameof(ModC);
             public override string Acronym => nameof(ModC);
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override double ScoreMultiplier => 1;
         }
 
@@ -188,7 +189,7 @@ namespace osu.Game.Tests.NonVisual
         {
             public override string Name => $"Incompatible With {nameof(ModA)}";
             public override string Acronym => $"Incompatible With {nameof(ModA)}";
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override double ScoreMultiplier => 1;
 
             public override Type[] IncompatibleMods => new[] { typeof(ModA) };
@@ -207,7 +208,7 @@ namespace osu.Game.Tests.NonVisual
         {
             public override string Name => $"Incompatible With {nameof(ModA)} and {nameof(ModB)}";
             public override string Acronym => $"Incompatible With {nameof(ModA)} and {nameof(ModB)}";
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
             public override double ScoreMultiplier => 1;
 
             public override Type[] IncompatibleMods => new[] { typeof(ModA), typeof(ModB) };

osu.Game.Tests/Online/TestAPIModJsonSerialization.cs

@@ -9,6 +9,7 @@ using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using NUnit.Framework;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
 using osu.Game.Online.API;
@@ -182,7 +183,7 @@ namespace osu.Game.Tests.Online
         {
             public override string Name => "Test Mod";
             public override string Acronym => "TM";
-            public override string Description => "This is a test mod.";
+            public override LocalisableString Description => "This is a test mod.";
             public override double ScoreMultiplier => 1;
 
             [SettingSource("Test")]
@@ -199,7 +200,7 @@ namespace osu.Game.Tests.Online
         {
             public override string Name => "Test Mod";
             public override string Acronym => "TMTR";
-            public override string Description => "This is a test mod.";
+            public override LocalisableString Description => "This is a test mod.";
             public override double ScoreMultiplier => 1;
 
             [SettingSource("Initial rate", "The starting speed of the track")]

osu.Game.Tests/Online/TestAPIModMessagePackSerialization.cs

@@ -7,6 +7,7 @@ using System.Collections.Generic;
 using MessagePack;
 using NUnit.Framework;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
 using osu.Game.Online.API;
@@ -102,7 +103,7 @@ namespace osu.Game.Tests.Online
         {
             public override string Name => "Test Mod";
             public override string Acronym => "TM";
-            public override string Description => "This is a test mod.";
+            public override LocalisableString Description => "This is a test mod.";
             public override double ScoreMultiplier => 1;
 
             [SettingSource("Test")]
@@ -119,7 +120,7 @@ namespace osu.Game.Tests.Online
         {
             public override string Name => "Test Mod";
             public override string Acronym => "TMTR";
-            public override string Description => "This is a test mod.";
+            public override LocalisableString Description => "This is a test mod.";
             public override double ScoreMultiplier => 1;
 
             [SettingSource("Initial rate", "The starting speed of the track")]
@@ -154,7 +155,7 @@ namespace osu.Game.Tests.Online
         {
             public override string Name => "Test Mod";
             public override string Acronym => "TM";
-            public override string Description => "This is a test mod.";
+            public override LocalisableString Description => "This is a test mod.";
             public override double ScoreMultiplier => 1;
 
             [SettingSource("Test")]

osu.Game.Tests/Visual/Gameplay/TestScenePlayerLoader.cs

@@ -13,6 +13,7 @@ using osu.Framework.Allocation;
 using osu.Framework.Audio;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Framework.Screens;
 using osu.Framework.Testing;
@@ -459,7 +460,7 @@ namespace osu.Game.Tests.Visual.Gameplay
             public override string Name => string.Empty;
             public override string Acronym => string.Empty;
             public override double ScoreMultiplier => 1;
-            public override string Description => string.Empty;
+            public override LocalisableString Description => string.Empty;
 
             public bool Applied { get; private set; }
 

osu.Game.Tests/Visual/Settings/TestSceneSettingsSource.cs

@@ -7,6 +7,7 @@ using NUnit.Framework;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Overlays.Settings;
 using osuTK;
@@ -39,6 +40,9 @@ namespace osu.Game.Tests.Visual.Settings
             [SettingSource("Sample bool", "Clicking this changes a setting")]
             public BindableBool TickBindable { get; } = new BindableBool();
 
+            [SettingSource(typeof(TestStrings), nameof(TestStrings.LocalisableLabel), nameof(TestStrings.LocalisableDescription))]
+            public BindableBool LocalisableBindable { get; } = new BindableBool(true);
+
             [SettingSource("Sample float", "Change something for a mod")]
             public BindableFloat SliderBindable { get; } = new BindableFloat
             {
@@ -75,5 +79,11 @@ namespace osu.Game.Tests.Visual.Settings
             Value1,
             Value2
         }
+
+        private class TestStrings
+        {
+            public static LocalisableString LocalisableLabel => new LocalisableString("Sample localisable label");
+            public static LocalisableString LocalisableDescription => new LocalisableString("Sample localisable description");
+        }
     }
 }

osu.Game.Tests/Visual/UserInterface/TestSceneModSelectOverlay.cs

@@ -10,6 +10,7 @@ using osu.Framework.Bindables;
 using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Localisation;
 using osu.Framework.Testing;
 using osu.Framework.Utils;
 using osu.Game.Graphics.UserInterface;
@@ -584,7 +585,7 @@ namespace osu.Game.Tests.Visual.UserInterface
         {
             public override string Name => "Unimplemented mod";
             public override string Acronym => "UM";
-            public override string Description => "A mod that is not implemented.";
+            public override LocalisableString Description => "A mod that is not implemented.";
             public override double ScoreMultiplier => 1;
             public override ModType Type => ModType.Conversion;
         }

osu.Game/Configuration/SettingSourceAttribute.cs

@@ -9,6 +9,7 @@ using System.Linq;
 using System.Reflection;
 using JetBrains.Annotations;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Extensions.TypeExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Localisation;
@@ -43,12 +44,47 @@ namespace osu.Game.Configuration
         /// </remarks>
         public Type? SettingControlType { get; set; }
 
+        public SettingSourceAttribute(Type declaringType, string label, string? description = null)
+        {
+            Label = getLocalisableStringFromMember(label) ?? string.Empty;
+            Description = getLocalisableStringFromMember(description) ?? string.Empty;
+
+            LocalisableString? getLocalisableStringFromMember(string? member)
+            {
+                if (member == null)
+                    return null;
+
+                var property = declaringType.GetMember(member, BindingFlags.Static | BindingFlags.Public).FirstOrDefault();
+
+                if (property == null)
+                    return null;
+
+                switch (property)
+                {
+                    case FieldInfo f:
+                        return (LocalisableString)f.GetValue(null).AsNonNull();
+
+                    case PropertyInfo p:
+                        return (LocalisableString)p.GetValue(null).AsNonNull();
+
+                    default:
+                        throw new InvalidOperationException($"Member \"{member}\" was not found in type {declaringType} (must be a static field or property)");
+                }
+            }
+        }
+
         public SettingSourceAttribute(string? label, string? description = null)
         {
             Label = label ?? string.Empty;
             Description = description ?? string.Empty;
         }
 
+        public SettingSourceAttribute(Type declaringType, string label, string description, int orderPosition)
+            : this(declaringType, label, description)
+        {
+            OrderPosition = orderPosition;
+        }
+
         public SettingSourceAttribute(string label, string description, int orderPosition)
             : this(label, description)
         {

osu.Game/Online/Leaderboards/LeaderboardScoreTooltip.cs

@@ -10,6 +10,8 @@ using osuTK;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Graphics;
 using osu.Framework.Allocation;
+using osu.Framework.Extensions.LocalisationExtensions;
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Scoring;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.UI;
@@ -126,7 +128,7 @@ namespace osu.Game.Online.Leaderboards
 
         private class HitResultCell : CompositeDrawable
         {
-            private readonly string displayName;
+            private readonly LocalisableString displayName;
             private readonly HitResult result;
             private readonly int count;
 
@@ -134,7 +136,7 @@ namespace osu.Game.Online.Leaderboards
             {
                 AutoSizeAxes = Axes.Both;
 
-                displayName = stat.DisplayName;
+                displayName = stat.DisplayName.ToUpper();
                 result = stat.Result;
                 count = stat.Count;
             }
@@ -153,7 +155,7 @@ namespace osu.Game.Online.Leaderboards
                         new OsuSpriteText
                         {
                             Font = OsuFont.Torus.With(size: 12, weight: FontWeight.SemiBold),
-                            Text = displayName.ToUpperInvariant(),
+                            Text = displayName.ToUpper(),
                             Colour = colours.ForHitResult(result),
                         },
                         new OsuSpriteText

osu.Game/Overlays/BeatmapSet/Scores/ScoreTable.cs

@@ -59,7 +59,7 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
         /// <summary>
         /// The statistics that appear in the table, in order of appearance.
         /// </summary>
-        private readonly List<(HitResult result, string displayName)> statisticResultTypes = new List<(HitResult, string)>();
+        private readonly List<(HitResult result, LocalisableString displayName)> statisticResultTypes = new List<(HitResult, LocalisableString)>();
 
         private bool showPerformancePoints;
 
@@ -114,7 +114,7 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
                 if (result.IsBonus())
                     continue;
 
-                string displayName = ruleset.GetDisplayNameForHitResult(result);
+                var displayName = ruleset.GetDisplayNameForHitResult(result);
 
                 columns.Add(new TableColumn(displayName, Anchor.CentreLeft, new Dimension(GridSizeMode.Distributed, minSize: 35, maxSize: 60)));
                 statisticResultTypes.Add((result, displayName));

osu.Game/Overlays/Settings/Sections/Input/VariantBindingsSubsection.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Localisation;
 using osu.Game.Rulesets;
 

osu.Game/Rulesets/Mods/IMod.cs

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Mods
 {
@@ -21,7 +22,7 @@ namespace osu.Game.Rulesets.Mods
         /// <summary>
         /// The user readable description of this mod.
         /// </summary>
-        string Description { get; }
+        LocalisableString Description { get; }
 
         /// <summary>
         /// The type of this mod.

osu.Game/Rulesets/Mods/Mod.cs

@@ -9,6 +9,7 @@ using Newtonsoft.Json;
 using osu.Framework.Bindables;
 using osu.Framework.Extensions.TypeExtensions;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Framework.Testing;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.UI;
@@ -34,7 +35,7 @@ namespace osu.Game.Rulesets.Mods
         public virtual ModType Type => ModType.Fun;
 
         [JsonIgnore]
-        public abstract string Description { get; }
+        public abstract LocalisableString Description { get; }
 
         /// <summary>
         /// The tooltip to display for this mod when used in a <see cref="ModIcon"/>.

osu.Game/Rulesets/Mods/ModAdaptiveSpeed.cs

@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Linq;
 using osu.Framework.Audio;
 using osu.Framework.Bindables;
+using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
@@ -23,7 +24,7 @@ namespace osu.Game.Rulesets.Mods
 
         public override string Acronym => "AS";
 
-        public override string Description => "Let track speed adapt to you.";
+        public override LocalisableString Description => "Let track speed adapt to you.";
 
         public override ModType Type => ModType.Fun;
 

osu.Game/Rulesets/Mods/ModAutoplay.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Replays;
@@ -17,7 +18,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "AT";
         public override IconUsage? Icon => OsuIcon.ModAuto;
         public override ModType Type => ModType.Automation;
-        public override string Description => "Watch a perfect automated play through the song.";
+        public override LocalisableString Description => "Watch a perfect automated play through the song.";
         public override double ScoreMultiplier => 1;
 
         public bool PerformFail() => false;

osu.Game/Rulesets/Mods/ModBarrelRoll.cs

@@ -5,6 +5,7 @@ using System;
 using osu.Framework.Bindables;
 using osu.Framework.Extensions;
 using osu.Framework.Graphics;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.UI;
@@ -34,7 +35,7 @@ namespace osu.Game.Rulesets.Mods
 
         public override string Name => "Barrel Roll";
         public override string Acronym => "BR";
-        public override string Description => "The whole playfield is on a wheel!";
+        public override LocalisableString Description => "The whole playfield is on a wheel!";
         public override double ScoreMultiplier => 1;
 
         public override string SettingDescription => $"{SpinSpeed.Value:N2} rpm {Direction.Value.GetDescription().ToLowerInvariant()}";

osu.Game/Rulesets/Mods/ModCinema.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.UI;
@@ -27,7 +28,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Name => "Cinema";
         public override string Acronym => "CN";
         public override IconUsage? Icon => OsuIcon.ModCinema;
-        public override string Description => "Watch the video without visual distractions.";
+        public override LocalisableString Description => "Watch the video without visual distractions.";
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(ModAutoplay)).ToArray();
 

osu.Game/Rulesets/Mods/ModClassic.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Mods
 {
@@ -15,7 +16,7 @@ namespace osu.Game.Rulesets.Mods
 
         public override IconUsage? Icon => FontAwesome.Solid.History;
 
-        public override string Description => "Feeling nostalgic?";
+        public override LocalisableString Description => "Feeling nostalgic?";
 
         public override ModType Type => ModType.Conversion;
     }

osu.Game/Rulesets/Mods/ModDaycore.cs

@@ -4,6 +4,7 @@
 using osu.Framework.Audio;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Mods
 {
@@ -12,7 +13,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Name => "Daycore";
         public override string Acronym => "DC";
         public override IconUsage? Icon => null;
-        public override string Description => "Whoaaaaa...";
+        public override LocalisableString Description => "Whoaaaaa...";
 
         private readonly BindableNumber<double> tempoAdjust = new BindableDouble(1);
         private readonly BindableNumber<double> freqAdjust = new BindableDouble(1);

osu.Game/Rulesets/Mods/ModDifficultyAdjust.cs

@@ -5,6 +5,7 @@ using System;
 using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
 
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Mods
     {
         public override string Name => @"Difficulty Adjust";
 
-        public override string Description => @"Override a beatmap's difficulty settings.";
+        public override LocalisableString Description => @"Override a beatmap's difficulty settings.";
 
         public override string Acronym => "DA";
 

osu.Game/Rulesets/Mods/ModDoubleTime.cs

@@ -3,6 +3,7 @@
 
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Graphics;
 
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "DT";
         public override IconUsage? Icon => OsuIcon.ModDoubleTime;
         public override ModType Type => ModType.DifficultyIncrease;
-        public override string Description => "Zoooooooooom...";
+        public override LocalisableString Description => "Zoooooooooom...";
 
         [SettingSource("Speed increase", "The actual increase to apply")]
         public override BindableNumber<double> SpeedChange { get; } = new BindableDouble

osu.Game/Rulesets/Mods/ModFlashlight.cs

@@ -11,6 +11,7 @@ using osu.Framework.Graphics.Rendering;
 using osu.Framework.Graphics.Rendering.Vertices;
 using osu.Framework.Graphics.Shaders;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps.Timing;
 using osu.Game.Configuration;
 using osu.Game.Graphics;
@@ -30,7 +31,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "FL";
         public override IconUsage? Icon => OsuIcon.ModFlashlight;
         public override ModType Type => ModType.DifficultyIncrease;
-        public override string Description => "Restricted view area.";
+        public override LocalisableString Description => "Restricted view area.";
 
         [SettingSource("Flashlight size", "Multiplier applied to the default flashlight size.")]
         public abstract BindableFloat SizeMultiplier { get; }

osu.Game/Rulesets/Mods/ModHalfTime.cs

@@ -3,6 +3,7 @@
 
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Graphics;
 
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "HT";
         public override IconUsage? Icon => OsuIcon.ModHalftime;
         public override ModType Type => ModType.DifficultyReduction;
-        public override string Description => "Less zoom...";
+        public override LocalisableString Description => "Less zoom...";
 
         [SettingSource("Speed decrease", "The actual decrease to apply")]
         public override BindableNumber<double> SpeedChange { get; } = new BindableDouble

osu.Game/Rulesets/Mods/ModHardRock.cs

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 
@@ -14,7 +15,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "HR";
         public override IconUsage? Icon => OsuIcon.ModHardRock;
         public override ModType Type => ModType.DifficultyIncrease;
-        public override string Description => "Everything just got a bit harder...";
+        public override LocalisableString Description => "Everything just got a bit harder...";
         public override Type[] IncompatibleMods => new[] { typeof(ModEasy), typeof(ModDifficultyAdjust) };
 
         public void ReadFromDifficulty(IBeatmapDifficultyInfo difficulty)

osu.Game/Rulesets/Mods/ModMuted.cs

@@ -22,7 +22,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Name => "Muted";
         public override string Acronym => "MU";
         public override IconUsage? Icon => FontAwesome.Solid.VolumeMute;
-        public override string Description => "Can you still feel the rhythm without music?";
+        public override LocalisableString Description => "Can you still feel the rhythm without music?";
         public override ModType Type => ModType.Fun;
         public override double ScoreMultiplier => 1;
     }

osu.Game/Rulesets/Mods/ModNightcore.cs

@@ -7,6 +7,7 @@ using osu.Framework.Audio.Track;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Audio;
 using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Beatmaps.Timing;
@@ -23,7 +24,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Name => "Nightcore";
         public override string Acronym => "NC";
         public override IconUsage? Icon => OsuIcon.ModNightcore;
-        public override string Description => "Uguuuuuuuu...";
+        public override LocalisableString Description => "Uguuuuuuuu...";
     }
 
     public abstract class ModNightcore<TObject> : ModNightcore, IApplicableToDrawableRuleset<TObject>

osu.Game/Rulesets/Mods/ModNoFail.cs

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 
 namespace osu.Game.Rulesets.Mods
@@ -13,7 +14,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "NF";
         public override IconUsage? Icon => OsuIcon.ModNoFail;
         public override ModType Type => ModType.DifficultyReduction;
-        public override string Description => "You can't fail, no matter what.";
+        public override LocalisableString Description => "You can't fail, no matter what.";
         public override double ScoreMultiplier => 0.5;
         public override Type[] IncompatibleMods => new[] { typeof(ModRelax), typeof(ModFailCondition), typeof(ModAutoplay) };
     }

osu.Game/Rulesets/Mods/ModNoMod.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Mods
 {
@@ -12,7 +13,7 @@ namespace osu.Game.Rulesets.Mods
     {
         public override string Name => "No Mod";
         public override string Acronym => "NM";
-        public override string Description => "No mods applied.";
+        public override LocalisableString Description => "No mods applied.";
         public override double ScoreMultiplier => 1;
         public override IconUsage? Icon => FontAwesome.Solid.Ban;
         public override ModType Type => ModType.System;

osu.Game/Rulesets/Mods/ModPerfect.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Scoring;
@@ -17,7 +18,7 @@ namespace osu.Game.Rulesets.Mods
         public override IconUsage? Icon => OsuIcon.ModPerfect;
         public override ModType Type => ModType.DifficultyIncrease;
         public override double ScoreMultiplier => 1;
-        public override string Description => "SS or quit.";
+        public override LocalisableString Description => "SS or quit.";
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(ModSuddenDeath)).ToArray();
 

osu.Game/Rulesets/Mods/ModSuddenDeath.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Linq;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Scoring;
@@ -16,7 +17,7 @@ namespace osu.Game.Rulesets.Mods
         public override string Acronym => "SD";
         public override IconUsage? Icon => OsuIcon.ModSuddenDeath;
         public override ModType Type => ModType.DifficultyIncrease;
-        public override string Description => "Miss and fail.";
+        public override LocalisableString Description => "Miss and fail.";
         public override double ScoreMultiplier => 1;
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(ModPerfect)).ToArray();

osu.Game/Rulesets/Mods/ModWindDown.cs

@@ -5,6 +5,7 @@ using System;
 using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 
 namespace osu.Game.Rulesets.Mods
@@ -13,7 +14,7 @@ namespace osu.Game.Rulesets.Mods
     {
         public override string Name => "Wind Down";
         public override string Acronym => "WD";
-        public override string Description => "Sloooow doooown...";
+        public override LocalisableString Description => "Sloooow doooown...";
         public override IconUsage? Icon => FontAwesome.Solid.ChevronCircleDown;
         public override double ScoreMultiplier => 1.0;
 

osu.Game/Rulesets/Mods/ModWindUp.cs

@@ -5,6 +5,7 @@ using System;
 using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Localisation;
 using osu.Game.Configuration;
 
 namespace osu.Game.Rulesets.Mods
@@ -13,7 +14,7 @@ namespace osu.Game.Rulesets.Mods
     {
         public override string Name => "Wind Up";
         public override string Acronym => "WU";
-        public override string Description => "Can you keep up?";
+        public override LocalisableString Description => "Can you keep up?";
         public override IconUsage? Icon => FontAwesome.Solid.ChevronCircleUp;
         public override double ScoreMultiplier => 1.0;
 

osu.Game/Rulesets/Mods/MultiMod.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Rulesets.Mods
 {
@@ -10,7 +11,7 @@ namespace osu.Game.Rulesets.Mods
     {
         public override string Name => string.Empty;
         public override string Acronym => string.Empty;
-        public override string Description => string.Empty;
+        public override LocalisableString Description => string.Empty;
         public override double ScoreMultiplier => 0;
 
         public Mod[] Mods { get; }

osu.Game/Rulesets/Mods/UnknownMod.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using osu.Framework.Localisation;
+
 namespace osu.Game.Rulesets.Mods
 {
     public class UnknownMod : Mod
@@ -12,7 +14,7 @@ namespace osu.Game.Rulesets.Mods
 
         public override string Name => $"Unknown mod ({OriginalAcronym})";
         public override string Acronym => $"{OriginalAcronym}??";
-        public override string Description => "This mod could not be resolved by the game.";
+        public override LocalisableString Description => "This mod could not be resolved by the game.";
         public override double ScoreMultiplier => 0;
 
         public override bool UserPlayable => false;

osu.Game/Rulesets/Ruleset.cs

@@ -28,6 +28,7 @@ using osu.Game.Users;
 using JetBrains.Annotations;
 using osu.Framework.Extensions;
 using osu.Framework.Extensions.EnumExtensions;
+using osu.Framework.Localisation;
 using osu.Framework.Testing;
 using osu.Game.Extensions;
 using osu.Game.Rulesets.Filter;
@@ -288,7 +289,7 @@ namespace osu.Game.Rulesets
         /// </summary>
         /// <param name="variant">The variant.</param>
         /// <returns>A descriptive name of the variant.</returns>
-        public virtual string GetVariantName(int variant) => string.Empty;
+        public virtual LocalisableString GetVariantName(int variant) => string.Empty;
 
         /// <summary>
         /// For rulesets which support legacy (osu-stable) replay conversion, this method will create an empty replay frame
@@ -313,7 +314,7 @@ namespace osu.Game.Rulesets
         /// <returns>
         /// All valid <see cref="HitResult"/>s along with a display-friendly name.
         /// </returns>
-        public IEnumerable<(HitResult result, string displayName)> GetHitResults()
+        public IEnumerable<(HitResult result, LocalisableString displayName)> GetHitResults()
         {
             var validResults = GetValidHitResults();
 
@@ -351,7 +352,7 @@ namespace osu.Game.Rulesets
         /// </summary>
         /// <param name="result">The result type to get the name for.</param>
         /// <returns>The display name.</returns>
-        public virtual string GetDisplayNameForHitResult(HitResult result) => result.GetDescription();
+        public virtual LocalisableString GetDisplayNameForHitResult(HitResult result) => result.GetLocalisableDescription();
 
         /// <summary>
         /// Creates ruleset-specific beatmap filter criteria to be used on the song select screen.

osu.Game/Scoring/HitResultDisplayStatistic.cs

@@ -3,6 +3,7 @@
 
 #nullable disable
 
+using osu.Framework.Localisation;
 using osu.Game.Rulesets.Scoring;
 
 namespace osu.Game.Scoring
@@ -30,9 +31,9 @@ namespace osu.Game.Scoring
         /// <summary>
         /// A custom display name for the result type. May be provided by rulesets to give better clarity.
         /// </summary>
-        public string DisplayName { get; }
+        public LocalisableString DisplayName { get; }
 
-        public HitResultDisplayStatistic(HitResult result, int count, int? maxCount, string displayName)
+        public HitResultDisplayStatistic(HitResult result, int count, int? maxCount, LocalisableString displayName)
         {
             Result = result;
             Count = count;

osu.Game/Screens/Play/ResumeOverlay.cs

@@ -8,6 +8,7 @@ using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Cursor;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osuTK;
@@ -31,7 +32,7 @@ namespace osu.Game.Screens.Play
 
         protected const float TRANSITION_TIME = 500;
 
-        protected abstract string Message { get; }
+        protected abstract LocalisableString Message { get; }
 
         public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => true;
 

osu.Game/Screens/Ranking/Statistics/StatisticContainer.cs

@@ -8,6 +8,7 @@ using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
+using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osuTK;
@@ -59,7 +60,7 @@ namespace osu.Game.Screens.Ranking.Statistics
 
         private static Drawable createHeader(StatisticItem item)
         {
-            if (string.IsNullOrEmpty(item.Name))
+            if (LocalisableString.IsNullOrEmpty(item.Name))
                 return Empty();
 
             return new FillFlowContainer

osu.Game/Screens/Ranking/Statistics/StatisticItem.cs

@@ -7,6 +7,7 @@ using System;
 using JetBrains.Annotations;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Localisation;
 
 namespace osu.Game.Screens.Ranking.Statistics
 {
@@ -18,7 +19,7 @@ namespace osu.Game.Screens.Ranking.Statistics
         /// <summary>
         /// The name of this item.
         /// </summary>
-        public readonly string Name;
+        public readonly LocalisableString Name;
 
         /// <summary>
         /// A function returning the <see cref="Drawable"/> content to be displayed.
@@ -44,11 +45,11 @@ namespace osu.Game.Screens.Ranking.Statistics
         /// <summary>
         /// Creates a new <see cref="StatisticItem"/>, to be displayed inside a <see cref="StatisticRow"/> in the results screen.
         /// </summary>
-        /// <param name="name">The name of the item. Can be <see cref="string.Empty"/> to hide the item header.</param>
+        /// <param name="name">The name of the item. Can be <see langword="null"/> to hide the item header.</param>
         /// <param name="createContent">A function returning the <see cref="Drawable"/> content to be displayed.</param>
         /// <param name="requiresHitEvents">Whether this item requires hit events. If true, <see cref="CreateContent"/> will not be called if no hit events are available.</param>
         /// <param name="dimension">The <see cref="Dimension"/> of this item. This can be thought of as the column dimension of an encompassing <see cref="GridContainer"/>.</param>
-        public StatisticItem([NotNull] string name, [NotNull] Func<Drawable> createContent, bool requiresHitEvents = false, [CanBeNull] Dimension dimension = null)
+        public StatisticItem(LocalisableString name, [NotNull] Func<Drawable> createContent, bool requiresHitEvents = false, [CanBeNull] Dimension dimension = null)
         {
             Name = name;
             RequiresHitEvents = requiresHitEvents;