Silent Scope
At the mode selection screen, press Right, Down, Right, Square, Up, Square(2), Triangle, Down, Right, Down, Right, Square, Triangle. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
At the mode selection screen, press Left(2), Right, Square, Down(2), Up, Triangle, Up, Right, Down, Up, Left, Down, Square. If you entered the code correctly, you will hear the sound of a gun.
At the mode selection screen, press Up(4), Down(4). If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
At the mode selection screen, press Down, Triangle, Up, Square, Triangle, Down, Right, Down, Right, Square, Triangle. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
At the mode selection screen, press Left, Right(2), Square, Triangle. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
At the mode selection screen, press Up, Right, Down, Left, Up, Square, Triangle. If you entered the code correctly, you will hear the sound of a gun. -From: ajgarcia@bigplanet.com
At the mode selection screen, press Right(3), Square. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
At the mode selection screen, press Right, Down, Right, Square, Right, Down, Right, Square. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
At the mode selection screen, press Right(4), Left, Down, Up, Right. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
Pause the game in arcade mode and press Up(2), Down(2), Left, Right, Left, Right, X, Circle. If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
Pause the game in arcade mode and press Circle, X, Right, Left, Right, Left, Down(2), Up(2). If you entered the code correctly, you will hear the sound of a gun. -From: Olikong@aol.com
Successfully complete all nine outdoor shooting range challenges to unlock 100 challenge mode.
Successfully complete the game on any difficulty setting to unlock a real time window and up to 8 health in the options menu. Successfully complete the game more that twice on any difficulty setting to unlock infinite credits in the credits section of the options menu and +30 in the time limit section.
| Master Code (Must Be On) | EC8D4B1C 1456E79B |
| Infinite Health | 4CBCEB20 1456E637 4CBCEB1E 1456E637 |
| Infinite Time | 4CBCEB76 1456E775 |
| Never Reload | 4CBCEA46 1456E7A4 |