: You can unlock the full original 1991 Sonic the Hedgehog game.
: This is unlocked after defeating the final boss, the Time Eater . Once unlocked, you must equip the Super Sonic skill in your skill set. In levels, collect 50 rings and press the transformation button (Triangle on PS3) to activate it. Stages & Bosses The game is divided into three eras, each with three zones: Classic Era : Green Hill, Chemical Plant, Sky Sanctuary. Dreamcast Era : Speed Highway, City Escape, Seaside Hill. Modern Era : Crisis City, Rooftop Run, Planet Wisp. Sonic Generations PS3
: Use the console found above the warp gates near the Green Hill Zone entrance to play. : You can unlock the full original 1991