On a quest for domination once more, Dr. Eggman unleashes a slumbering beast from the center ofthe world. The event causes a devastating tremor that splinters the world into seven continents andtriggers a hair-raising transformation in Sonic. With the world divided and Sonic altered with newabilities and powers, the stage is set for a climactic battle… for when the sun sets, a whole newadventure awakens!

• Sonic's World Transformed: Sonic maintains his high-speed abilities during the day, but at night heis transformed into a mysterious dark form with incredible never-before-seen abilities including3D-action brawling and amazing agility.
• Tight Navigation and Speed Control: Players accelerate to super speed with ‘Sonic Boost' bycollecting rings to increase Sonic's ‘Ring Energy.' Using ‘Quick Step,' players will quickly move leftor right to avoid obstacles instantly. Additionally, ‘Speed Drift' allows players to rocket throughturns without slowing down.
• Powerful New Engine and Cinematic Graphics: With its new propietary “Hedgehog Engine,”Sonic Unleashed enhances the classic 2D perspective with mind-blowing 3D stages. Other next-gentechnology capabilities include global illumination, grid computing, continuous data streaming andan intricate path finding system.
• Enhanced and Expanded Environments: Many unique and fascinating continents offer the player anopportunity to save the world in a dynamic, high-speed experience. In addition to exploring excitingunlockable areas, players dash through up to nine locations resembling real-life destinations includingthe Great Wall of China, Arctic Pole glaciers and many more.