Also Known As: Dr. Eggman
Gender: Male
Age: Unknown
Species: Human
First Appearance: Sonic the Hedgehog (Sega Genesis, 1991)
Background: An evil genius (with an IQ of 300), Dr. Robotnik desires to rule the world. His only problem is that Sonic the Hedgehog foils his plots of world domination. In order to stop Sonic and rule the world, Robotnik builds robots or tries to harness the powers of the Chaos Emeralds.