Shark

Shark is a protagonist in the (Not So) Elite Penguin Force series. He is best friends with Hat Pop. He becomes the villain Wikibate when mind-controlled by Uberfuzzy.

(Not So) Elite Penguin Force
Shark appears in (Not So) Elite Penguin Force walking with Hat Pop at the Beach, but ends up getting brainwashed by Uberfuzzy and turned into Wikibate. They both escape, but The Party follows them and defeats them along with Sannse and Scarecroe. Afterwards, Shark recovers and joins The Party. Shark becomes Wikibate again while The Party is looking for Mario, but is returned to normal after getting defeated again.