System:Sega Saturn
Released:May 1997
The biggest jam packed Sonic game there is.It features Sonic 1,2,3, and S&K.Plus a Sonic type museum that has the hystery of Sonic and friends, pictures, and a few extra time trial type games.The intructions of each game were digitally inside the CD, and it even featured the lock on type inside the CD itself for Sonic & Knuckles!!!