Enter the following codes in the CHEATS options menu:
Full Spectrum Warrior: Cheat Codes Free Download
Bulgarianninja – Endless grenades M203
Canadianvision – All enemies are visible in the GPS
Mercenaries – Infinite Rifle Ammo
Naked Op4 – Poor vision of enemies
NickWest – Big heads
RocketArena – Endless ammo
Ha2p1py9Tur5tle – A version of the game under “U.S. Army”