Dr. Ivo "Eggman" Robotnik is a character from Sonic the Hedgehog 2, an action-adventure comedy film directed by Jeff Fowler and written by Pat Casey, Josh Miller, and John Whittington, based on the video game franchise published by Sega. The character is portrayed by Jim Carrey.
Dr. Ivo "Eggman" Robotnik is a mad scientist and Sonic's archenemy. After escaping from the mushroom planet, Robotnik teams up with Knuckles to get his revenge on Sonic and find the Master Emerald.
When the manic Dr Robotnik returns to Earth with a new ally, Knuckles the Echidna, Sonic and his new friend Tails is all that stands in their way.