Cheats & Cheat Codes Enter these codes at the pause menu, while holding L and R Code: Description: Down, Down, Right, Right, Up, Up, Left, Left Unlimited Energy Left, Down, Right, Up, Left, Down, Right, Up Invincible Up, Up, Down, Down 20 Free Shields Left, Right, Left, Right 25 Boosts Given Down, Left, Up, Right Unlocks Everything Right, Down, Right, Down Max Abilities Find this article at: http://www.strategyinformer.com/psp/kaochallengers/cheats.html