Dr. Eggman, also known as Dr. Ivo Robotnik, is a rotund, bald villain with a red suit, mustache, and a genius-level intellect. He is a master inventor, specializing in creating complex robots and machines with the goal of world domination. Eggman’s plans are consistently ambitious, and his personality is a mix of arrogance and cunning. His constant clashes with Sonic drive his quest for control and vengeance, making him a persistent and formidable adversary. Represents unchecked technological ambition and megalomaniacal tendencies.