A true, classic Sonic experience: Gorgeous pixel graphics featuring a variety of new Zones with iconic favorites from Sonic 1, 2, 3, Sonic & Knuckles and Sonic The Hedgehog CD.
Definitive version: Pixel-perfect HD visuals, 60 FPS gameplay and all new content in one package! Join Sonic and his friends as they face off against Dr Eggman and his new robo-henchmen the Hard Boiled Heavies!
Includes previously released add-on content: Extreme Missions, Mirror Mode, additional screen borders, new character animations in menus, additional music from other Sonic titles, and more!
Complete missions and unlock Mirror Mode, new stages, challenges, behind-the-scenes content, music player, animated shorts, special stages, and more!