2 .... QUESTION
3 .... MASTERED
4 .... MOTORWAY
5 .... CABINETS
6 .... SQUIRREL
End .... OVERGAME

During play and on Controller two, press:
A, B, Y, X
Press A on controller one to display a cheat number in the top left corner of the screen.
To increase the cheat number, press:
A, B, Y, X, B (or X) on controller two.
The cheat number corresponds to the following effects:
1 - Invincibility
2 - No damage
3 - Invincibility
4 - Unlimited weapons
5 - Unlimited weapons and invincibility
6 - Unlimited weapons and no damage