Mega machine guns: Hold L1 + R1 + L2 + R2 and quickly press X(2), Triangle during game play. A message will confirm correct code entry.

One hit kills: Hold L1 + R1 + L2 + R2 and quickly press X(2), Up during game play. A message will confirm correct code entry.

Unlimited weapons: Hold L1 + R1 + L2 + R2 and quickly press Up, X, Left, Circle during game play. A message will confirm correct code entry.

Weapons for health: Hold L1 + R1 + L2 + R2 and quickly press Triangle, X, Square, Circle. During game play. A message will confirm correct code entry.

Invincibility: Set the control option to "Classic". Hold L1 + R1 + L2 + R2 and quickly press Up, Down, Left, Right(2), Left, Down, Up during game play. The message "Invulnerability On" will appear to confirm correct code entry. Repeat the code to disable its effect. This works in story, endurance, challenge, and multi-player modes.

Freeze special attack: Hold L1 + R1 + L2 + R2 and quickly press Right, Left, Up during game play. A message will confirm correct code entry.

Unlimited health and turbos: Hold L1 + R1 + L2 + R2 and quickly press Right, Left, Down, Up during game play. A message will confirm correct code entry.