Back in October/November I commissioned a custom figure with FrenzyRumble. I had only two requirements - character was Sludge, and use the Generations Darkmount mold. The rest of creative control I left up to him. I think his work speaks louder than words.
http://i6.photobucket.com/albums/y23...21/Sludge1.jpg
http://i6.photobucket.com/albums/y23...21/Sludge2.jpg
More photos here.