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 as Wave Master, have composed the majority of the music in later games. Jun Senoue, a member of the band Crush 40 and sound director of the series, has written and performed the main theme tunes of both of the "Sonic Adventure" games, "Sonic Heroes", "Shadow the Hedgehog", and "Sonic and the Black Knight". Since the mid–2000s, the overall sound direction of the series has been handled by Tomoya Ohtani, who has served as the lead composer on "Sonic the Hedgehog", "Sonic Unleashed", "Sonic Colors", "Sonic Lost World", and "Sonic Forces". On several recent games, other non-Sega musicians have contributed