Cheats > Game > Cheat: 33633

Chao Puzzle VMU game (Sonic Adventure)
Note: This trick requires two controllers, one into port A and the other into port D. Insert a VMU into controller D and load Sonic Adventure. Press Start on the controller in port D and the "Chao Puzzle" should appear on the VMU. Press Start on controller A to pause the game before playing the Chao Puzzle. Note: Allowing the game to continue while playing the Chao Puzzle will cause it to freeze.