At the Main Menu, press C-Up, C-Down, C-Left, C-Right, C-Right. Now during play press press Start, C-Up, C-Down to skip levels.
Beat the first level. Save the game, then exit to the Main Menu and go to Load Game. When asked to 'enter rumble pak,' hold L + B and press A. Now you should have access to any level.
Become a Car:
In Practice mode, pick up a car and fly with it through all the rings around the Lexcorp building. Once you fly though the last red ring, the game should glitch, and you should end up in the car!
Infinite Health 8122cdd442c8 Infinite Freezing Breath 8122cde842c8 Infinite Running Boosts 8122cddc42c8 Infinite Laser Eye 8122cde442c8 Infinite X-Ray Vision 8122cde042c8 Fly Through 1st & Last Ring Only To Complete Challenge 801442e90063
Thanks to Revolution readers Jimmy Backus, Luis Arroyo, Togorianii, Daniel, Ben Walker, matrix, Bradly Casebolt, Chris Barrett, Roy Solis, and Snow-Stalker!