Games:
* Blue
Sphere game
Play Sonic the Hedgehog and Sonic 3D Blast 20 times each, exit to
the title screen and then go back into the game select screen and
Blue Sphere will now be unlocked.
* Flicky
Play Mean Bean Machine 30 times and Flicky will be unlocked.
* The Ooze
Have a Sonic Heroes save on the Xbox.
* Comix Zone
Have a Sonic Heroes save on the Xbox