Enter the following at the Main Menu:
Invincibility
L1, R1, L1, R1, L1, R1, L1, R1
Liquid Metal Mode
Square, Triangle, Circle, Square, Triangle, Circle
Big Head Mode
R1, R1, L1, R1
Tiny Heads Mode
L1, L1, R1, L1
Enemies Punched Are Set On Fire
L1, L1, Circle, Square, Triangle, L1, L1
Exploding Fists
Press R1, R1, TRIANGLE, SQUARE, CIRCLE, R1, R1 at the main menu.
Flame Mode
To enable this mode, go to the main menu and press CIRCLE, TRIANGLE, SQUARE, CIRCLE, TRIANGLE, SQUARE.
Hot Fists
Press L1, L1, CIRCLE, SQUARE, TRIANGLE, L1, L1 at the main menu.
Pin Head Mode
At the main menu, press SQUARE, CIRCLE, TRIANGLE, SQUARE, CIRCLE, TRIANGLE.
I Got The
Power mode
Press [L2], [Circle], [L2], [Circle], [L2], [Circle] at the main menu. A
message at the bottom of the screen will confirm correct code entry. All
characters in the game will have blue electrical energy flowing all over their
bodies. It also seems to give your weapons more knockdown power.
Hero mode
Press [L1] + [Triangle] with a full special meter.
Invincibility
Press [L1], [R1], [L1], [R1], [L1], [R1], [L1], [R1] at the main menu. A
message at the bottom of the screen will confirm correct code entry.
Unlimited ammunition
Press [L2]x4, [L1], [R1] at the main menu. A message at the bottom of the
screen will confirm correct code entry.
Flame on
Press [Circle], [Triangle], [Square], [Circle], [Triangle], [Square] at the
main menu. A message at the bottom of the screen will confirm correct code entry
