Doctor Eggman

Doctor Eggman (originally Doctor Ivo Robotnik) is a fictional character and primary antagonist of the Sonic the Hedgehog franchise.

Biography
TBD...

Iago PUC

 * Doctor Eggman (addressed as Doctor Robotnik) is a guest crossover antagonist in Marvel's Spider-Man: Webbed Champion, voiced by J. K. Simmons. He appears in episode "Legendary Universes, Part 3: Unlimited Speed", on which he seeks to regain control of a reanimated EggRobo, and retake Jarvis' robot body, leading him to a intense conflict with Sonic and the Freedom Fighters and Spider-Man's team.

Canon

 * Mike Pollock
 * Jim Carrey

Fanon

 * J. K. Simmons
 * John Goodman