The Mutant Hamster was once a normal hamster until Dr. Animo mutated it with his Transmodulator.
Appearance[edit | edit source]
The Hamster now looks alot bigger. He is all brown with sharp claws. He has big red eyes and big but not sharp teeth.
Ben 10[edit | edit source]
He first appears in Washington B.C. but was takes out by Ben on his Electric Scooter