Play Genesis games 50 times, or have a Sonic Heroes save file. The Ooze : Unlock the above or use a Sonic Heroes save. Classic Game Cheats

is a compilation of classic SEGA titles originally released for PlayStation 2, Xbox, and PC. This guide covers how to unlock hidden games and use classic cheats. Unlocking Hidden Games

Up, Down, Left, Right (chime), then hold Square/X and Start.

Original Sega Genesis cheats work, using (PS2), B/X (Xbox), or PC keys:

Play Blue Sphere , Knuckles in Sonic 2 , Sonic 3 & Knuckles , and Flicky 30 times each.

In Angel Island 1, press Left(3), Right(3), Up(3). Additional Resources

Play Sonic 2 and Sonic Spinball 20 times.

Play Sonic 3 and Sonic & Knuckles 20 times. Flicky : Play Mean Bean Machine 30 times.