Unlimited
Health:
At the "Press Start" screen, press L + R + Y + A + Left. If you entered the code
correctly, the screen will flash.
All Weapons:
At the "Option" screen, press A, B, Y, X, Y, B, A.
Level select:
At the "Press Start" screen, press Left, Up, X, Up, Right, Y. If you entered the
code correctly, the screen will flash. Then, start a new game and a list of levels to
choose from will appear.
Fireworks:
Successfully complete the game, then enter the options screen and choose the new
"Fireworks" selection.
