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 Movie". The cartoon "Sonic Underground" ran for 40 episodes in 1999. The last Sonic series from DIC Entertainment, produced by Les Studios Tex, the show has a similar premise to "Sonic the Hedgehog", albeit in this version, Sonic is joined by two siblings, Manic and Sonia. Together they use the power of music to fight against Robotnik and eventually reunite with their mother. "Sonic X", an anime television series produced by TMS Entertainment, is the longest-running animated series based on Sonic to date, spanning a total of 78 episodes. Bearing much more similarity to the video game franchise, the series