Sonic the Hedgehog Sonic the Hedgehog Sonic the Hedgehog is a video game franchise produced by Sega centering on a series of high-speed platform games. Sonic, the protagonist, is an anthropomorphic blue hedgehog with supersonic speed. Typically, Sonic must stop antagonist Doctor Eggman's plans for world domination, often helped by his friends, such as Tails, Amy, and Knuckles. The first "Sonic the Hedgehog" game, released in 1991, was conceived by Sega's Sonic Team division after Sega requested a mascot character to compete with Nintendo's mascot Mario. Its success spawned many sequels and helped Sega become one of the leading video game companies during
Sonic the Hedgehog (character) dramatic series which portrayed Sonic as a member of a band of Freedom Fighters that fight to free their world from the evil dictator, Dr. Robotnik. In 1996, two episodes of an OVA titled "Sonic the Hedgehog" were released in Japan. For the American release, the two episodes combined and released as "Sonic the Hedgehog: The Movie" by ADV Films. A separate third series was released under the title "Sonic Underground" in 1999. It featured the introductions of Sonic's siblings, Sonia the Hedgehog and Manic the Hedgehog, and Sonic's mother, Queen Aleena, who must defeat Robotnik and rule Mobius as