✓ NOTE: This article is about the mainstream counterpart of Dr. Eggman. You can find information on other versions on the disambiguation page. Dr. Ivo Robotnik, more commonly known as Dr. Eggman, is the main antagonist of Sega's Sonic the Hedgehog franchise. He is a mad scientist with an IQ of 300 and the tyrannical ruler of the Eggman Empire, who repeatedly plans to conquer the world. His plans of world conquest stem from a twisted and arrogant belief that all the world’s problems would solved
