Hold C and press the start button at the start screen. Continue on till you get into the main game, and press start to pause. Then press the following:
Effect Code Gain all Chaos Emeralds Z Gain one life X Gain one medal Y Skip One Act A Skip One Stage B Skip to the Last Boss of the Stage C
Contributed By: IHZer0.
Level Select (Japanese Version)
At the title screen, press DOWN on the d-pad three times and then press one of any of the six buttons (A through Z) and you'll hear a ring sound. Then press START and enter the menu. Now before starting a game, hold down one of the six buttons that corresponds with the zone you want to enter while pressing START. This code only works on the japanese version.
Effect Code A Rusty Ruin Zone B Spring Stadium Zone C Diamond Dust Zone X Volcanic Valley Zone Y Gene Gadget Zone Z Panic Puppet Zone
Contributed By: slyparrot.
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