Effect Code Toggle 2-Player Mode Press Z then hold L and X and release
Contributed By: IHZer0.
Unlock Secret Options Menu
Play through the game at least once. You will then have an extra "Options" menu on the main screen.
Unlockable How to Unlock Level (Difficulty) Beat the game once Stereo/Monoural Beat the game once View Rankings Beat the game once
Contributed By: VortexSpin.
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