A compilation of Sonics greatest 2D adventures. Included on the disk is the original Sonic the Hedgehog, Sonic 2 (featuring Tails), Sonic 3 plus Sonic & Knuckles. Each game has you taking control of Sonic (and later on in the series, Tails and Knuckles) who must use his speed to blast his way through level after level and rescuing his animal friends from the evil Dr. Robotnik.