Cheat Codes
Unlock SEAL Weapons:
Complete single player on Ensign difficulty.
Unlock Terrorist Weapons:
Complete single player on Lieutenant difficulty.
Unlock SBS Weapons:
Complete single player on Commander difficulty.
Unlock GROM Weapons:
Complete single player on Captain difficulty.
Unlock Captain Difficulty:
Complete single player on Commander difficulty.
Unlock Admiral Difficulty:
Complete single player on Captain difficulty.
Unlock IW-80 A2:
Complete single player on Admiral difficulty
Unlock STG-77:
Complete single player on Admiral difficulty