Follow the instructions below:
Effect Code Play at Hard Difficulty Up, Select, L1, R2, Square, Circle, X at the same time, then highlight "One Player" and press Up, Select, L1, R2, Squa
Contributed By: dsoleiman.
Unlock multiplayer and mini-games arenas.
Complete objectives within certain requirements.
Unlockable How to Unlock Izmailovo Park (multiplayer) Rescue all 3 militia hostages in Militia Compound. Mesa Verde Exhibit (mini-games) Finish Underground Bunker in less than 15 minutes.
Contributed By: Gabe_Logan2.
Unlockable How to Unlock Rhoemer's Labs Arena On the Costa Rican Plantation, you will see a Female Slave being beaten by a guard. Kill him, and she will ask you to save her friend, do so, and you will get the Labs after completing the Level. Biathlon Instead of using a taser. Try taking out the leaders in the building and most of the thugs by using less than 22 shots from your sniper rifle. Gabe will say ''got it'' which activates biathalon. Colorado Bridge Arena Play through Pugari Complex while refraining from killing Foreman Jones. Lawrence will not say ''got it'' at the end of the mission. Kabul, Afghanistan 2-player Play Kabul, Afganistan and first kill all seven snipers without being seen at all, that means you will never see your danger bar. The catch is that you cannot get the au300 weapon before you kill all seven snipers. Lian will say ''got it''. Military Base Mini-game In Hotel Fukashima at Room 413 snipe all your enemies around the guy that is getting hit by all the other men this man also has a different coat (its purple) well just save him by killing the the men that are around him and in the same room, then he will Pharcom Warehouses Arena Beat the Waterfront in less than 2 minutes. Rhoemer's Computer Center Arena Play through C-5 Galaxy Transport without killing the co-pilot. Gabe will say ''Got it'' at the end of the mission. Rhoemer's Fortress Arena Beat the second Australian level without being seen. However, the truck stealing sequence does not count towards this. S.S. Lorelei Arena Play SS. Lorelei Mission, finish the mission without killing the Engineer, and the guy in the white uniform, he will surrender to you, dont shoot him.
Unlockable Game Secrets
Complete all of the mini-games on all difficulties in ''Mini Game'' mode to unlock the Super Agent cheat in the ''Cheats'' menu. With this cheat turned on, you can kill an enemy with one shot.
Unlockable How to Unlock Secret Level and End Level cheats Complete ''One Player'' mode on normal difficulty (no inputting ''Hard Difficulty'' cheat code) to unlock Select Level and End Level cheats in the ''Cheats'' menu. Super Agent Mode Complete all of the mini-games on all difficulties in ''Mini Game'' mode to unlock the Super Agent cheat in the ''Cheats'' menu.
Contributed By: Asch The Hated.
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You can submit a problem report for any non-working or fake code in the lists above.