SEGA of America, Inc. is happy to announce that Sonic Unleashed for the Wii home video game system and the PlayStation 2 computer entertainment system has officially shipped to stores across North America. Packed with stunning internationally-inspired locations and classic fast-paced gameplay, Sonic Unleashed promises an action-packed adventure for gamers of all ages featuring an extensive variety of missions and puzzle stages as well as unlockable content throughout the game for players to uncover.