diff --git a/gldefs.shinemaps b/gldefs.shinemaps
index 937f1eba8..54f5181bc 100644
--- a/gldefs.shinemaps
+++ b/gldefs.shinemaps
@@ -22,6 +22,10 @@ HardwareShader Texture "models/pinkmap.png"
 {
 	Shader "shaders/glsl/Shinemap.fp"
 }
+HardwareShader Texture "models/puromap.png"
+{
+	Shader "shaders/glsl/Shinemap.fp"
+}
 HardwareShader Texture "models/purpmap.png"
 {
 	Shader "shaders/glsl/Shinemap.fp"
diff --git a/language.version b/language.version
index 2f9e5852e..90b742b9f 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\chSWWM \czGZ\c- \cw0.9.11b-pre r280 \cu(Tue 16 Feb 21:09:25 CET 2021)\c-";
-SWWM_SHORTVER="\cw0.9.11b-pre r280 \cu(2021-02-16 21:09:25)\c-";
+SWWM_MODVER="\chSWWM \czGZ\c- \cw0.9.11b-pre r281 \cu(Tue 16 Feb 22:59:42 CET 2021)\c-";
+SWWM_SHORTVER="\cw0.9.11b-pre r281 \cu(2021-02-16 22:59:42)\c-";
diff --git a/modeldef.misc b/modeldef.misc
index 3af1ec4aa..8db4265dc 100644
--- a/modeldef.misc
+++ b/modeldef.misc
@@ -195,12 +195,14 @@ Model "ShinemapDebugSphere"
 	FrameIndex XZW1 I 0 0
 	Skin 0 "pinkmap.png"
 	FrameIndex XZW1 J 0 0
-	Skin 0 "purpmap.png"
+	Skin 0 "puromap.png"
 	FrameIndex XZW1 K 0 0
-	Skin 0 "ragemap.png"
+	Skin 0 "purpmap.png"
 	FrameIndex XZW1 L 0 0
-	Skin 0 "redmap.png"
+	Skin 0 "ragemap.png"
 	FrameIndex XZW1 M 0 0
-	Skin 0 "silvermap.png"
+	Skin 0 "redmap.png"
 	FrameIndex XZW1 N 0 0
+	Skin 0 "silvermap.png"
+	FrameIndex XZW1 O 0 0
 }
diff --git a/models/YnykronRod.png b/models/YnykronRod.png
new file mode 100644
index 000000000..38b4bf57c
Binary files /dev/null and b/models/YnykronRod.png differ
diff --git a/models/YnykronRod_a.3d b/models/YnykronRod_a.3d
new file mode 100644
index 000000000..b8c529084
Binary files /dev/null and b/models/YnykronRod_a.3d differ
diff --git a/models/YnykronRod_bright.png b/models/YnykronRod_bright.png
new file mode 100644
index 000000000..ff0a81dcf
Binary files /dev/null and b/models/YnykronRod_bright.png differ
diff --git a/models/YnykronRod_d.3d b/models/YnykronRod_d.3d
new file mode 100644
index 000000000..e74db39b8
Binary files /dev/null and b/models/YnykronRod_d.3d differ
diff --git a/models/YnykronRod_mask.png b/models/YnykronRod_mask.png
new file mode 100644
index 000000000..ce134bf63
Binary files /dev/null and b/models/YnykronRod_mask.png differ
diff --git a/models/puromap.png b/models/puromap.png
new file mode 100644
index 000000000..86bfadeec
Binary files /dev/null and b/models/puromap.png differ
diff --git a/zscript/swwm_utility.zsc b/zscript/swwm_utility.zsc
index 447e5035c..bb67c6915 100644
--- a/zscript/swwm_utility.zsc
+++ b/zscript/swwm_utility.zsc
@@ -1567,6 +1567,7 @@ Class ShinemapDebugSphere : Actor
 		XZW1 L -1 A_SetRenderStyle(1.,STYLE_Normal);
 		XZW1 M -1 A_SetRenderStyle(1.,STYLE_Normal);
 		XZW1 N -1 A_SetRenderStyle(1.,STYLE_Normal);
+		XZW1 O -1 A_SetRenderStyle(1.,STYLE_Normal);
 		Loop;
 	}
 }