Pause gameplay and press Up twice, Down twice, Left twice, Right twice, A once, B once, A once, and B once for a full power-up. Highlight Octopus on the character selection screen, and hold Up+L+X for ...
I love this version. although there are 2 stages missing from the arcade. The special stage has exclusive bosses not seen anywhere else but you need certain conditions to see them. One of the first ...
When the game is paused, press Up, Up, Down, Down, Left, Right, Left, Right, L, R to max out your arsenal. This code works on any game in the collection.
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