diff --git a/OpenRA.FileFormats/Graphics/IGraphicsDevice.cs b/OpenRA.FileFormats/Graphics/IGraphicsDevice.cs
index 8e44f22817..bd75998507 100755
--- a/OpenRA.FileFormats/Graphics/IGraphicsDevice.cs
+++ b/OpenRA.FileFormats/Graphics/IGraphicsDevice.cs
@@ -54,9 +54,6 @@ namespace OpenRA.FileFormats.Graphics
 
 		void EnableDepthBuffer();
 		void DisableDepthBuffer();
-
-		void EnableStencilBuffer();
-		void DisableStencilBuffer();
 	}
 
 	public interface IVertexBuffer<T>
diff --git a/OpenRA.Game/Graphics/Renderer.cs b/OpenRA.Game/Graphics/Renderer.cs
index 865d296b93..ccdbc0526c 100644
--- a/OpenRA.Game/Graphics/Renderer.cs
+++ b/OpenRA.Game/Graphics/Renderer.cs
@@ -206,17 +206,5 @@ namespace OpenRA.Graphics
 			Flush();
 			Device.DisableDepthBuffer();
 		}
-
-		public void EnableStencilBuffer()
-		{
-			Flush();
-			Device.EnableStencilBuffer();
-		}
-
-		public void DisableStencilBuffer()
-		{
-			Flush();
-			Device.DisableStencilBuffer();
-		}
 	}
 }
diff --git a/OpenRA.Renderer.Null/NullGraphicsDevice.cs b/OpenRA.Renderer.Null/NullGraphicsDevice.cs
index e1fbfab9a1..a390ec6b30 100644
--- a/OpenRA.Renderer.Null/NullGraphicsDevice.cs
+++ b/OpenRA.Renderer.Null/NullGraphicsDevice.cs
@@ -41,9 +41,6 @@ namespace OpenRA.Renderer.Null
 		public void EnableDepthBuffer() { }
 		public void DisableDepthBuffer() { }
 
-		public void EnableStencilBuffer() { }
-		public void DisableStencilBuffer() { }
-
 		public void Clear() { }
 		public void Present() { }
 
diff --git a/OpenRA.Renderer.SdlCommon/SdlGraphics.cs b/OpenRA.Renderer.SdlCommon/SdlGraphics.cs
index 0dd415474e..5c0ed284b1 100644
--- a/OpenRA.Renderer.SdlCommon/SdlGraphics.cs
+++ b/OpenRA.Renderer.SdlCommon/SdlGraphics.cs
@@ -134,24 +134,6 @@ namespace OpenRA.Renderer.SdlCommon
 			ErrorHandler.CheckGlError();
 		}
 
-		public void EnableStencilBuffer()
-		{
-			Gl.glClear(Gl.GL_STENCIL_BUFFER_BIT);
-			ErrorHandler.CheckGlError();
-			Gl.glEnable(Gl.GL_STENCIL_TEST);
-			ErrorHandler.CheckGlError();
-			Gl.glStencilFunc(Gl.GL_NOTEQUAL, 1, 1);
-			ErrorHandler.CheckGlError();
-			Gl.glStencilOp(Gl.GL_KEEP, Gl.GL_KEEP, Gl.GL_INCR);
-			ErrorHandler.CheckGlError();
-		}
-
-		public void DisableStencilBuffer()
-		{
-			Gl.glDisable(Gl.GL_STENCIL_TEST);
-			ErrorHandler.CheckGlError();
-		}
-
 		public void EnableDepthBuffer()
 		{
 			Gl.glClear(Gl.GL_DEPTH_BUFFER_BIT);