diff --git a/Shared/IScene.cs b/Shared/IScene.cs
new file mode 100644
index 0000000..6eecb74
--- /dev/null
+++ b/Shared/IScene.cs
@@ -0,0 +1,7 @@
+using System;
+
+namespace SemiColinGames {
+  public interface IScene : IDisposable {
+    void Draw(bool isRunningSlowly, IWorld iworld, bool paused);
+  }
+}
\ No newline at end of file
diff --git a/Shared/Scene.cs b/Shared/Scene.cs
index 39fec6c..02457ec 100644
--- a/Shared/Scene.cs
+++ b/Shared/Scene.cs
@@ -4,7 +4,7 @@ using Microsoft.Xna.Framework.Graphics;
 using System;
 
 namespace SemiColinGames {
-  public sealed class Scene : IDisposable {
+  public sealed class Scene : IScene {
     const float DESIRED_ASPECT_RATIO = 1920.0f / 1080.0f;
 
     Color backgroundColor = Color.CornflowerBlue;
diff --git a/Shared/Shared.projitems b/Shared/Shared.projitems
index 591a9ce..fe90ddf 100644
--- a/Shared/Shared.projitems
+++ b/Shared/Shared.projitems
@@ -12,6 +12,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Camera.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ExtensionMethods.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)FSM.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)IScene.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)IWorld.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)NPC.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ProfilingList.cs" />
diff --git a/Shared/SneakGame.cs b/Shared/SneakGame.cs
index c6b5b3d..2fe351a 100644
--- a/Shared/SneakGame.cs
+++ b/Shared/SneakGame.cs
@@ -21,7 +21,7 @@ namespace SemiColinGames {
     readonly Timer updateTimer = new Timer(TARGET_FRAME_TIME / 2.0, "UpdateTimer");
     readonly Timer drawTimer = new Timer(TARGET_FRAME_TIME / 2.0, "DrawTimer");
 
-    Scene scene;
+    IScene scene;
     IWorld world;
 
     public SneakGame() {