Want make a monster of your own? Try Deriving! Below are the templates. You will need Previewer and a Developer's Account. Read the Creator's page for more details.

This is the Wireframe for the Teeth. Use this if you want to make new Teeth from scratch:

This is the Wireframe for the Body:

This is the actual texture used on the body. Tweak this for small changes, like color or shade:

This is the texture for the Teeth. Make sure the shape of this matches the Opacity below:

This is the Opacity texture. Anything black is invisible, anything white is solid. You can make things gray, but I dunno what for. Make sure the shape of this matches the Teeth texture: