Sonic the Hedgehog has been that the variant gameplay styles found in recent 3D games have strayed from the formula of the original series. Specifically, the series' jump to 3D has been noted as a declining point. In late 2010, Sega delisted several below-average "Sonic" games, such as the notoriously disliked 2006 game "Sonic the Hedgehog", to increase the value of the "Sonic" brand after positive reviews for the games "" and "Sonic Colors". 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
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