Game Description:Sonic fans, you're in for a treat. Sonic Gems Collection - the sequel to the highly-successful Sonic Mega Collection - delivers a heapin' helpin' of Sega's famous blue hedgehog. The collection features nine games, as well as some unlockable surprises. Included are fan-favorite Sonic CD from the Sega CD peripheral; arcade game Sonic the Fighters (called Sonic Championship in the US); Sonic R (a Racing/Adventure game from Sega's Saturn console); and six games for the GameGear, Sega's handheld system from the early '90s. The game also features a museum mode of Sonic history.