diff --git a/osu.Game.Rulesets.Osu/UI/OsuPlayfieldAdjustmentContainer.cs b/osu.Game.Rulesets.Osu/UI/OsuPlayfieldAdjustmentContainer.cs
index f7888f8022..9c8be868b0 100644
--- a/osu.Game.Rulesets.Osu/UI/OsuPlayfieldAdjustmentContainer.cs
+++ b/osu.Game.Rulesets.Osu/UI/OsuPlayfieldAdjustmentContainer.cs
@@ -13,13 +13,15 @@ namespace osu.Game.Rulesets.Osu.UI
         protected override Container<Drawable> Content => content;
         private readonly Container content;
 
+        private const float playfield_size_adjust = 0.8f;
+
         public OsuPlayfieldAdjustmentContainer()
         {
             Anchor = Anchor.Centre;
             Origin = Anchor.Centre;
 
             // Calculated from osu!stable as 512 (default gamefield size) / 640 (default window size)
-            Size = new Vector2(0.8f);
+            Size = new Vector2(playfield_size_adjust);
 
             InternalChild = new Container
             {
@@ -41,7 +43,19 @@ namespace osu.Game.Rulesets.Osu.UI
             {
                 base.Update();
 
+                // The following calculation results in a constant of 1.6 when OsuPlayfieldAdjustmentContainer
+                // is consuming the full game_size. This matches the osu-stable "magic ratio".
+                //
+                // game_size = DrawSizePreservingFillContainer.TargetSize = new Vector2(1024, 768)
+                //
+                // Parent is a 4:3 aspect enforced, using height as the constricting dimension
+                // Parent.ChildSize.X = min(game_size.X, game_size.Y * (4 / 3)) * playfield_size_adjust
+                // Parent.ChildSize.X = 819.2
+                //
+                // Scale = 819.2 / 512
+                // Scale = 1.6
                 Scale = new Vector2(Parent.ChildSize.X / OsuPlayfield.BASE_SIZE.X);
+                // Size = 0.625
                 Size = Vector2.Divide(Vector2.One, Scale);
             }
         }
diff --git a/osu.Game/Skinning/LegacySkin.cs b/osu.Game/Skinning/LegacySkin.cs
index 19f04c9b7a..3eda76e40f 100644
--- a/osu.Game/Skinning/LegacySkin.cs
+++ b/osu.Game/Skinning/LegacySkin.cs
@@ -20,6 +20,7 @@ using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.UI;
 using osuTK;
 using osuTK.Graphics;
 
@@ -360,6 +361,10 @@ namespace osu.Game.Skinning
             }
         }
 
+        /// <summary>
+        /// A sprite which is displayed within the playfield, but historically was not considered part of the playfield.
+        /// Performs scale adjustment to undo the scale applied by <see cref="PlayfieldAdjustmentContainer"/> (osu! ruleset specifically).
+        /// </summary>
         private class NonPlayfieldSprite : Sprite
         {
             public override Texture Texture
@@ -368,7 +373,8 @@ namespace osu.Game.Skinning
                 set
                 {
                     if (value != null)
-                        value.ScaleAdjust *= 2f;
+                        // stable "magic ratio". see OsuPlayfieldAdjustmentContainer for full explanation.
+                        value.ScaleAdjust *= 1.6f;
                     base.Texture = value;
                 }
             }