- EXTRA CREDITS:
PAUSE GAME, PRESS A, B, LEFT, A, B, RIGHT, B, A, DOWN, R.
- LEVEL SKIP:
PAUSE GAME, PRESS Y, Y, X, X, L, R, DOWN, DOWN, UP, UP.
- GRENADES:
PAUSE GAME, PRESS DOWN 5 TIMES, UP 4 TIMES, R.
- INSTANT VICTORY:
PAUSE GAME, PRESS L, R, L, R, LEFT, RIGHT, LEFT, RIGHT, Y, X.
- LEVEL SELECT:
PAUSE GAME, PRESS UP, DOWN, UP, DOWN, UP, DOWN, LEFT, RIGHT, RIGHT, Y.
- SHIELDS:
PAUSE GAME, PRESS UP, DOWN, LEFT, RIGHT, X, UP, DOWN, LEFT, RIGHT, Y.
- FIRST PERSON MODE:
PAUSE GAME, PRESS L, LEFT, R, RIGHT, X, X, DOWN, DOWN, R, L.