Dr Ivo "Eggman" Robotnik

Doctor Ivo Robotnik (better known as Dr. Eggman or Dr. Robotnik, mostly) is the main antagonist of Sonic Stop Motion Adventures. He is an evil scientist, who is the arch-nemesis of Sonic the Hedgehog, and battled him and his friends on many occasions. From the episode "Knightmare" onwards, he got arrested by the Chaotix and sent to prison.

Personality
Eggman is cruel, power-hungry, egotistical, aggressive, witty and very proud of his abilities to the point of narcissism. His ego is usually strengthen by his goal devising the Eggman Empire.

Despite his intelligence, he is easily tempered shown when he constantly eruptes in the episodes when he fails destroying Sonic.

Powers and Abilities
High Intellect:

Trivia

 * Despite being the main antagonist, he doesn't appear in Season 1 until the end of "Let's Cause Some Chaos!"
 * He is also mentioned once, by Metal Sonic in "Sonic meets Mega Man meets DBZ meets Naruto."