Pause the game and enter the code.

Effect	Code
Flying Disc Mode	C - A - B - A - Left - Left
Quick Reset	A + B + C + Start
Restores all Health	Up, A, Left, B, Down, C
Set continues to 9	Right, Up, B, A, Down, Down
Set lives to 9	B, A, Left, Left, A, Down
Skip to next level	C-Right-A-B-Down-Up
Slow Motion	Down - A - C - Up - Left - Left
Undo Slow Motion	Left - Right - Up - Down - A - C
Unknown effect	Up, Down, Left, Left, Right, Right