The Sonic Classic Collection for Nintendo DS includes four classic Sonic games: Sonic 1, Sonic 2, Sonic CD, and Sonic the Hedgehog. The game features updated graphics and sound, as well as a special game save feature for the iPhone and iPod Touch. The game is suitable for all ages and is a great compilation of the iconic Sonic series. It was published by SEGA and is a unit type game with a region code of NTSC-U/C (US/Canada). The game was released in 2010 and is part of the Sonic the Hedgehog Series. I offer fast shipping.