This feature is enabled during gameplay by pressing Select + Right.

Before entering the following codes during gameplay you must set the controls to the 'Classic' Option. If you then enter a code correctly a confirmation message will appear on the screen. Enter the code again to disable it.

Unlock Infinite Health and Turbo:
During gameplay hold L1 + L2 + R1 + R2 and quickly press Right, Left, Down, Up.

Unlock Infinite Weapons:
During gameplay hold L1 + R1 + L2 + R2 and quickly press Up, X, Left, Circle.

Unlock One-Hit Kills:
During gameplay hold L1 + R1 + L2 + R2 and quickly press X(2), Up.

Unlock Mega Machine Guns:
During gameplay hold L1 + R1 + L2 + R2 and quickly press X(2), Triangle.

Unlock Special Freeze Attack:
During gameplay hold L1 + R1 + L2 + R2 and quickly press Right, Left, Up.

Exchange Weapons for Health:
During gameplay hold L1 + L2 + R1 + R2 and quickly press Triangle, X, Square, Circle.

Press the indicated buttons during gameplay if you want to perform the following special moves.

Jump:
Press L1 + R1.

Invisibility:
Press Left(2), Down(2).

Shield:
Press Right(2), Down(2).

Freeze Attack:
Press Up, Down, Up.

Land Mine:
Press Right, Left, Down.

Charged Land Mine:
Press Right, Left, then hold Down.

Rear Fire:
Press Left, Right, Down + Fire Weapon.

When you have destroyed an enemy car run over the flaming driver and you'll get some bonus health.

Complete Story mode with ALL the regular and hidden characters to unlock Minion the 18-wheeler gas truck boss.