CheatCodes.com has all the official Crisis City PSX cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Friday May 24, 2013 for Crisis City are shown below.
At the title screen, press Up, Down, Left, Right, X, Circle. Then a new "Extra" option will appear that allows the game to be played with new enemies and alternate enemy positions.
Select a character in versus mode. Then, highlight the random option on the area selection screen, hold L1, and press Circle.
Select a character in versus mode. Then, highlight the random option on the area selection screen, hold L2, and press Circle.
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