Sonic's World Transformed: Sonic maintains his high-speed abilities during the day, but at night he is transformed into a mysterious dark form with incredible never-before-seen abilities including 3D-action brawling and amazing agility.
• Tight Navigation and Speed Control: Players accelerate to super speed with 'Sonic Boost' by collecting rings to increase Sonic's 'Ring Energy.'
• Powerful New Engine and Cinematic Graphics: With its new proprietary "Hedgehog Engine," Sonic Unleashed enhances the classic 2D perspective with mind-blowing 3D stages.
• Enhanced and Expanded Environments: Many unique and fascinating continents offer the player an opportunity to save the world in a dynamic, high-speed experience.
• Sonic the Hedgehog returns in this platform for PlayStation 3 with 2D and 3D elements
• Different style of gameplay depending on whether it is day or night
• Nine beautiful levels based on real-life locations
• Sonic changes from a Hedgehog to a Werehog
• Classic elements including loops and corkscrews