diff --git a/osu.Game.Rulesets.Catch/Edit/HitObjectComposer.cs b/osu.Game.Rulesets.Catch/Edit/HitObjectComposer.cs
deleted file mode 100644
index 01351fd00c..0000000000
--- a/osu.Game.Rulesets.Catch/Edit/HitObjectComposer.cs
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-namespace osu.Game.Rulesets.Catch.Edit
-{
-    public class HitObjectComposer : Rulesets.Edit.HitObjectComposer
-    {
-
-    }
-}
diff --git a/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj b/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
index 30c088ac85..bf60bc01bb 100644
--- a/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
+++ b/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
@@ -48,7 +48,6 @@
   <ItemGroup>
     <Compile Include="Beatmaps\CatchBeatmapConverter.cs" />
     <Compile Include="Beatmaps\CatchBeatmapProcessor.cs" />
-    <Compile Include="Edit\HitObjectComposer.cs" />
     <Compile Include="CatchDifficultyCalculator.cs" />
     <Compile Include="CatchInputManager.cs" />
     <Compile Include="Objects\Drawable\DrawableCatchHitObject.cs" />
diff --git a/osu.Game.Rulesets.Mania/Edit/HitObjectComposer.cs b/osu.Game.Rulesets.Mania/Edit/HitObjectComposer.cs
deleted file mode 100644
index aa0d43dc75..0000000000
--- a/osu.Game.Rulesets.Mania/Edit/HitObjectComposer.cs
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-namespace osu.Game.Rulesets.Mania.Edit
-{
-    public class HitObjectComposer : Rulesets.Edit.HitObjectComposer
-    {
-
-    }
-}
diff --git a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
index 1470ee57b1..6f45a64d92 100644
--- a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
+++ b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
@@ -53,7 +53,6 @@
     <Compile Include="Beatmaps\Patterns\Legacy\PatternType.cs" />
     <Compile Include="Beatmaps\ManiaBeatmapConverter.cs" />
     <Compile Include="Beatmaps\Patterns\Pattern.cs" />
-    <Compile Include="Edit\HitObjectComposer.cs" />
     <Compile Include="MathUtils\FastRandom.cs" />
     <Compile Include="Judgements\HitWindows.cs" />
     <Compile Include="Judgements\HoldNoteTailJudgement.cs" />
diff --git a/osu.Game.Rulesets.Osu/Edit/HitObjectComposer.cs b/osu.Game.Rulesets.Osu/Edit/OsuHitObjectComposer.cs
similarity index 52%
rename from osu.Game.Rulesets.Osu/Edit/HitObjectComposer.cs
rename to osu.Game.Rulesets.Osu/Edit/OsuHitObjectComposer.cs
index 921fb72fdf..18dfbb6711 100644
--- a/osu.Game.Rulesets.Osu/Edit/HitObjectComposer.cs
+++ b/osu.Game.Rulesets.Osu/Edit/OsuHitObjectComposer.cs
@@ -3,8 +3,11 @@
 
 namespace osu.Game.Rulesets.Osu.Edit
 {
-    public class HitObjectComposer : Rulesets.Edit.HitObjectComposer
+    public class OsuHitObjectComposer : Rulesets.Edit.HitObjectComposer
     {
-
+        public OsuHitObjectComposer(Ruleset ruleset)
+            : base(ruleset)
+        {
+        }
     }
 }
diff --git a/osu.Game.Rulesets.Osu/OsuRuleset.cs b/osu.Game.Rulesets.Osu/OsuRuleset.cs
index c87328d87c..64e76d6022 100644
--- a/osu.Game.Rulesets.Osu/OsuRuleset.cs
+++ b/osu.Game.Rulesets.Osu/OsuRuleset.cs
@@ -14,6 +14,8 @@ using System.Linq;
 using osu.Framework.Graphics;
 using osu.Game.Overlays.Settings;
 using osu.Framework.Input.Bindings;
+using osu.Game.Rulesets.Osu.Edit;
+using osu.Game.Rulesets.Edit;
 
 namespace osu.Game.Rulesets.Osu
 {
@@ -114,6 +116,8 @@ namespace osu.Game.Rulesets.Osu
 
         public override DifficultyCalculator CreateDifficultyCalculator(Beatmap beatmap, Mod[] mods = null) => new OsuDifficultyCalculator(beatmap, mods);
 
+        public override HitObjectComposer CreateHitObjectComposer() => new OsuHitObjectComposer(this);
+
         public override string Description => "osu!";
 
         public override SettingsSubsection CreateSettings() => new OsuSettings();
diff --git a/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj b/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
index 32a0a34ff2..34f9bdf972 100644
--- a/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
+++ b/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
@@ -49,7 +49,7 @@
   <ItemGroup>
     <Compile Include="Beatmaps\OsuBeatmapConverter.cs" />
     <Compile Include="Beatmaps\OsuBeatmapProcessor.cs" />
-    <Compile Include="Edit\HitObjectComposer.cs" />
+    <Compile Include="Edit\OsuHitObjectComposer.cs" />
     <Compile Include="Objects\Drawables\DrawableOsuHitObject.cs" />
     <Compile Include="Objects\Drawables\Connections\ConnectionRenderer.cs" />
     <Compile Include="Objects\Drawables\Connections\FollowPointRenderer.cs" />
diff --git a/osu.Game.Rulesets.Taiko/Edit/HitObjectComposer.cs b/osu.Game.Rulesets.Taiko/Edit/HitObjectComposer.cs
deleted file mode 100644
index e524b4cdc7..0000000000
--- a/osu.Game.Rulesets.Taiko/Edit/HitObjectComposer.cs
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-namespace osu.Game.Rulesets.Taiko.Edit
-{
-    public class HitObjectComposer : Rulesets.Edit.HitObjectComposer
-    {
-
-    }
-}
diff --git a/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj b/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
index 41881fc250..bf627d205a 100644
--- a/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
+++ b/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
@@ -46,7 +46,6 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Beatmaps\TaikoBeatmapConverter.cs" />
-    <Compile Include="Edit\HitObjectComposer.cs" />
     <Compile Include="Judgements\TaikoDrumRollTickJudgement.cs" />
     <Compile Include="Judgements\TaikoStrongHitJudgement.cs" />
     <Compile Include="Judgements\TaikoJudgement.cs" />
diff --git a/osu.Game/Rulesets/Edit/HitObjectComposer.cs b/osu.Game/Rulesets/Edit/HitObjectComposer.cs
index 2724334ed4..da31f6ba66 100644
--- a/osu.Game/Rulesets/Edit/HitObjectComposer.cs
+++ b/osu.Game/Rulesets/Edit/HitObjectComposer.cs
@@ -1,10 +1,31 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+
 namespace osu.Game.Rulesets.Edit
 {
-    public class HitObjectComposer
+    public abstract class HitObjectComposer : CompositeDrawable
     {
+        private readonly Ruleset ruleset;
 
+        public HitObjectComposer(Ruleset ruleset)
+        {
+            this.ruleset = ruleset;
+
+            RelativeSizeAxes = Axes.Both;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuGameBase osuGame)
+        {
+            try
+            {
+                InternalChild = ruleset.CreateRulesetContainerWith(osuGame.Beatmap.Value, true);
+            }
+            catch { }
+        }
     }
 }
diff --git a/osu.Game/Rulesets/Ruleset.cs b/osu.Game/Rulesets/Ruleset.cs
index ed2fdf4157..dfa9ea5125 100644
--- a/osu.Game/Rulesets/Ruleset.cs
+++ b/osu.Game/Rulesets/Ruleset.cs
@@ -9,6 +9,7 @@ using osu.Framework.Input.Bindings;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Overlays.Settings;
+using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.UI;
 
@@ -49,6 +50,8 @@ namespace osu.Game.Rulesets
 
         public abstract DifficultyCalculator CreateDifficultyCalculator(Beatmap beatmap, Mod[] mods = null);
 
+        public virtual HitObjectComposer CreateHitObjectComposer() => null;
+
         public virtual Drawable CreateIcon() => new SpriteIcon { Icon = FontAwesome.fa_question_circle };
 
         public abstract string Description { get; }
diff --git a/osu.Game/Screens/Edit/Screens/Compose/Compose.cs b/osu.Game/Screens/Edit/Screens/Compose/Compose.cs
index 67e66eecdf..8cfb04da06 100644
--- a/osu.Game/Screens/Edit/Screens/Compose/Compose.cs
+++ b/osu.Game/Screens/Edit/Screens/Compose/Compose.cs
@@ -1,11 +1,14 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using System;
 using OpenTK.Graphics;
 using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
+using osu.Framework.Timing;
+using osu.Game.Beatmaps;
 using osu.Game.Screens.Edit.Screens.Compose.Timeline;
 
 namespace osu.Game.Screens.Edit.Screens.Compose
@@ -15,6 +18,8 @@ namespace osu.Game.Screens.Edit.Screens.Compose
         private const float vertical_margins = 10;
         private const float horizontal_margins = 20;
 
+        private readonly Container composerContainer;
+
         public Compose()
         {
             ScrollableTimeline timeline;
@@ -58,7 +63,7 @@ namespace osu.Game.Screens.Edit.Screens.Compose
                         },
                         new Drawable[]
                         {
-                            new Container
+                            composerContainer = new Container
                             {
                                 Name = "Composer content",
                                 RelativeSizeAxes = Axes.Both,
@@ -71,6 +76,23 @@ namespace osu.Game.Screens.Edit.Screens.Compose
             };
 
             timeline.Beatmap.BindTo(Beatmap);
+
+            Beatmap.ValueChanged += beatmapChanged;
+        }
+
+        private void beatmapChanged(WorkingBeatmap newBeatmap)
+        {
+            var ruleset = newBeatmap.BeatmapInfo.Ruleset.CreateInstance();
+            var composer = ruleset.CreateHitObjectComposer();
+            if (composer == null)
+            {
+                // Todo: Handle this
+                //throw new InvalidOperationException($"Ruleset {ruleset.Description} doesn't support hitobject composition.");
+                return;
+            }
+
+            composerContainer.Add(composer);
+            composerContainer.Clock = new InterpolatingFramedClock((IAdjustableClock)newBeatmap.Track ?? new StopwatchClock());
         }
     }
 }