Fighting Force

Invincibility and Level Select:
At the main screen, hold Left + Square + L1 + L2 + R1 + R2 until "Cheat Mode" appears at the bottom of your screen. Quickly choose Options and you can enable Invincibility or start on any level.

All Guns:
Triangle, Triangle, R1, Square, Triangle, R1, L2, L2, R2, R2

Unlimited Lives:
Pause gameplay and press RIGHT, Square, Triangle, Square, Triangle, X.

Nude Color Scheme:
Complete the game under each difficulty setting, then win again under Hard and enter the initials NUD.

 