| Code: | Result: |
| Left, Square, Up, Triangle, Down, X, Right(2). | All characters visible |
| X, Square, Triangle, X, Square, Triangle, Left, Right. | All weapons |
| Up(3), Left, Down, Up(2), Right. | Invincible civilians |
| Triangle, Up, Right(3), Left(3). | Invincible officers |
| Square, Up, Down(2), X, Left, Up, Down. | Invincible player |
| Square(2), Triangle, Up(2), Down(2), Square. | Player and officers fully promoted |
| Right, Left, Right, Left, Down, Up, Right, Left. | Player invisible to others |
| Up, Right, Left, Right, X, Right, X, Right. | Remixed credits |
| Up, Down(2), Left, Up, Down(3). | Sounds not heard |
| Square, Triangle, Left, Up, Down, X(2), Down. | Stop active timer |
| Square(2), Triangle(2), Left, Right, X(2). | Unlimited ammunition |