diff --git a/OpenRA.Mods.Common/Traits/Render/RenderMouseBounds.cs b/OpenRA.Mods.Common/Traits/Render/RenderMouseBounds.cs
new file mode 100644
index 0000000000..9255bd9a49
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+++ b/OpenRA.Mods.Common/Traits/Render/RenderMouseBounds.cs
@@ -0,0 +1,67 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Primitives;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits.Render
+{
+	[Desc("Renders polygon for mouse bounds (usually defined by " + nameof(Interactable) + " or " + nameof(Selectable) + ").",
+		"Put on actor for which the polygon should be rendered.")]
+	public class RenderMouseBoundsInfo : TraitInfo, Requires<InteractableInfo>
+	{
+		[Desc("Color to use for the polygon lines.")]
+		public readonly Color PolygonLineColor = Color.Green;
+
+		public override object Create(ActorInitializer init) { return new RenderMouseBounds(init.Self, this); }
+	}
+
+	public class RenderMouseBounds : IRenderAnnotations
+	{
+		readonly IMouseBounds mouseBounds;
+		readonly RenderMouseBoundsInfo info;
+
+		public RenderMouseBounds(Actor self, RenderMouseBoundsInfo info)
+		{
+			mouseBounds = self.Trait<IMouseBounds>();
+			this.info = info;
+		}
+
+		bool IRenderAnnotations.SpatiallyPartitionable => true;
+
+		IEnumerable<IRenderable> IRenderAnnotations.RenderAnnotations(Actor self, WorldRenderer wr)
+		{
+			if (self.World.FogObscures(self))
+				return Enumerable.Empty<IRenderable>();
+
+			return DrawDecorations(self, wr);
+		}
+
+		IEnumerable<IRenderable> DrawDecorations(Actor self, WorldRenderer wr)
+		{
+			var polygon = mouseBounds.MouseoverBounds(self, wr);
+			var vertices = new WPos[polygon.Vertices.Length];
+
+			for (var i = 0; i < polygon.Vertices.Length; i++)
+			{
+				var screenVertex = polygon.Vertices[i];
+
+				vertices[i] = wr.ProjectedPosition(screenVertex);
+			}
+
+			yield return new PolygonAnnotationRenderable(vertices, vertices[0], 1, info.PolygonLineColor);
+		}
+	}
+}