--- a/ThemeFiles.wiki	Sun Dec 07 16:23:37 2014 +0000
+++ b/ThemeFiles.wiki	Sun Dec 07 17:26:55 2014 +0000
@@ -41,9 +41,6 @@
 
 If unspecified, `Data/Graphics/Girder.png` is used.
 
-=== `amGirder.png` ===
-You can create a custom image for manually built girders (from the  “Construction” utility) by adding this file to your theme. 
-If unspecified, `Data/Graphics/amGirder.png` is used (you can use this file as a template).
 
 === `Chunk.png` ===
 A sprite sheet of 4 images for “chunks”. These images appear and “fall off” when some piece of landscape has been blown away. The image has a size of 64×64 and the images are in a raster of 2×2 images.
@@ -78,6 +75,20 @@
 
 Sprays have to be configured in `theme.cfg`.
 
+== Weapons and utilities ==
+You can replace certain images of weapons and utilities. All these images are optional and have default images. The default images often serve as a good template to create your own graphics.
+
+=== `amGirder.png` ===
+You can create a custom image for manually built girders (from the  “Construction” utility) by adding this file to your theme. Don’t confuse this with `Girder.png`! If unspecified, `Data/Graphics/amGirder.png` is used.
+
+=== `Snowball.png` ===
+This is the image of the mudball when thrown. It has a size of 16×16 pixels. By default, `Data/Graphics/Snowball.png` is used.
+
+=== `amSnowball.png` ===
+This is the image of the mudball with the hand of a hedgehog. It has a size of 128×128 pixels.
+
+By default, `Data/Graphics/amSnowball.png` is used.
+
 == Background ==
 === `Sky.png` ===
 This image will be drawn far in the background behind the water, the horizont images and the landscape.