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 elements from the cartoons "Sonic the Hedgehog" and "Adventures of Sonic the Hedgehog". "Dr. Robotnik's Mean Bean Machine" was a puzzle game similar to "Puyo Puyo" that was set in the "Adventures of Sonic the Hedgehog" universe. "Sonic 3D Blast", an isometric, 2.5D platform game released in 1996 and developed by Traveller's Tales, featured Sonic running through pseudo-3D environments while trying to rescue Flickies from Doctor Robotnik. The Sega Genesis had "add-on" systems that incorporated "Sonic" games. "Sonic CD", released for the Sega CD, was a 2D platform game released in 1993. The game introduced the characters Amy Rose and