From Kid Robot. SEGA's Sonic the Hedgehog burst on the scene in the early '90s and is still running strong, with a fan base that spans generations. There are few villains more enduring than Doctor Ivo "Eggman" Robotnik, a brilliant mad scientist bent on world domination. Good thing Sonic and his friends are always around to thwart his evil schemes! Show off your wily side with this 8-inch Dr. Eggman plush.