Skip Checkpoints:
     Hold  L  and  press B, A, X, Y during game play to advance to the
next checkpoint. A sound will confirm correct code entry.

God Mode:
     Hold  L  and  press  X,  Y,  B,  A during game play. A sound will
confirm correct code entry. Note: The code cannot be enabled until you
take  the elevator after being attacked at the start of the game. When
a  new  area  is  loaded,  the  code  must be re-entered to regain its
effect.