At the title screen, press up, down, down, left, right, and B on the controller to get to the level select screen.
Play as in-game objectsEdit
At the title screen, enter the above code, then set FM at 40, the PCM at 12, and DA at 11, then press Start.
Then during a new game, press B or C to play as either certain objects in the game (rather than as Sonic) or to drop the objects.
At the title screen, press down, down, down, left, right and A for the sound/music test.