Enter the "Extras" menu, then select the "Cheats" option. Enter one of the following codes to unlock the corresponding cheat option. To toggle a cheat on or off, pause the game, and enter the "Cheats" menu.

All Mini Games

Press Right, Up, Right(2).

Level Select

Press Right, Up, Left, Right, Up, Right.

Unlimited Enchanced Vision

Press Left, Right, Up, Down.

Unlimited Gas Mines

Press Right, Left(2), Up, Down, Right.

Unlimited Ground Pound

Press Right, Up, Right, Up, Left, Down.

Unlimited Invulnerability

Press Down(2), Up, Left.

Unlimited Laser Eyes

Press Left(2), Up, Right.

Unlimited Stealth Camo

Press Left, Down(3).

Unlimited SuperBark

Press Right, Left(2), Up, Down, Up.