Cheat codes:
     At the map screen, while playing, hold R + L and enter the code.

Level select:
     Up, Down, Right, Left, Up, X.

Level skip:
     Up, Up, Left, Down, X.

Unlimited health:
     Down, B, B, A, Up, Left, Right.

Unlimited lives:
     Down, Left, B, Left, B, B.

Unlimited checkpoints:
     Up, Right, Down, Right, Left, A.

Unlimited gloves:
     Down, Right, Up, Right, Left, B.

Extra life:
     Down, A, Up, Left, A.

Extra checkpoint:
     Up, Right, Down, Left, A.

Extra glove:
     Down, Right, Left, Down, A.