Red Faction 2 Cheat mode will open if you press: Triangle, Triangle, X, X, Square, Circle, Square, Circle at the cheats screen under the options menu to unlock all cheats. If you want more, you can open all options. How? Just press  Enter Square, Circle, Triangle, Circle, Square, X, Triangle, X at the cheats screen under the options menu to unlock all normal game options.

•  Level select
Enter Circle, Square, X, Triangle, Square, Circle, X, X at the cheats screen under the options menu.

•  Super health
Enter X, X, Square, Triangle, Square, Triangle, Circle at the cheats screen under the options menu.

•  Infinite ammunition
Enter Square, Triangle, X, Circle, Square, Circle, X, Triangle at the cheats screen under the options menu.

•  Infinite grenades
Enter Circle, X, Circle, Square, X, Circle, X, Circle at the cheats screen under the options menu.

•  Bouncy grenades
Enter Circle, Circle, Circle, Circle, Circle, Circle, Circle, Circle at the cheats screen under the options menu.

•  Gibby explosions
Enter Triangle, Circle, X, Square, Triangle, Circle, X, Square at the cheats screen under the options menu.

•  Gibby ammunition
Enter X, X, X, X, Square, Circle, X, X at the cheats screen under the options menu.

•  Rapid rails
Enter Circle, Square, Circle, Square, X, X, Triangle, Triangle at the cheats screen under the options menu.

•  Fat mode
Enter Circle, Circle, Circle, Circle, Triangle, X, Circle, Circle at the cheats screen under the options menu.

•  Walking dead
Enter X, X, X, X, X, X, X, X at the cheats screen under the options menu.

•  Wacky deaths
Enter Square, Square, Square, Square, Square, Square, Square, Square at the cheats screen under the options menu.

•  Reign of fire
Enter Triangle, Triangle, Triangle, Triangle, Triangle, Triangle, Triangle, Triangle at the cheats screen under the options menu.

•  Director's cut
Enter Square, X, Circle, Triangle, Circle, X, Sqaure, Triangle at the cheats screen under the options menu.

•  Joke message
Enter Square, X, Square, X, Square, X, Square, X at the cheats screen under the options menu.

•  Explosive personality
Enter X at the cheats screen under the options menu. Press Use on someone and they will gib.