Various cheats
     Pause the game and enter the codes at the Map Screen.

Get All Guns:
     During  gameplay  press Triangle, X, X, Triangle, Square, Circle,
Circle, Square, X, Square, Circle, Triangle

Respawn power-ups:
     Press  Triangle,  X, X, Triangle, Square, Circle, Circle, Square,
X, Square, Circle, Triangel.

All vehicles:
     Press  Up,  Down,  Up,  Down,  Triangle,  X, Triangle, X, Square,
Circle, Circle, Square.

Infinite Ammo:
     Press Triangle, Square, Square, Circle, Triangle, Square, Square,
Circle.

More money:
     Press  Triangle,  Circle, Triangle, Circle, Square, X, Square, X,
Down, Up.

Restore health:
     Press Square, Circle, Square, Circle, Square, Circle, Square, Circle.

Tornado:
     Press Triangle, Circle, X, , Square, Square, X, Circle, Triangle.

Decrease RIOT level:
     Press Triangle, Circle, X, Square, Triangle, Circle, X, Square, Down.

Increase RIOT level:
     Press Triangle,Circle, X, Square, Triangle, Circle, X, Square, Up.