Just like the original playmates line, the main figure comes with another smaller character. I miss those mini mutant characters so much!

Professor Monkey-for-a-head is a Dr. Karbunkle with a monkey from Rainforest Café.

Doc Duodenum had the real work, he's made from a dinosaur toy, with limbs tail and legs pulled off, flipped upside down and painted. His face is sculpted out of hot glue.

The Universe just became slightly less safe for Earthworm Jim...