Assassination Mode Enter SCOPE to unlock Assassination Mode.
Hint On the seccond level, there is a guard when you open the door, go behind him and crouch down, and steel his gun. He will put both his hands up and serender. Notice: you cant shoot him in his middle nothing will happen! Hint: on the chain reaction level take out your golden pp7 and crouch down put the silence cap on the gun ,and when a snipper stops, take out the snipper aim at his head then very quickly take out your golden pp7(or pp7) and you will have perfect aim at his head then shoot non of the other snippers will know he's dead.
Team King of the Hill Mode To unlock Team King of the Hill Mode, enter this code: TEAMWORK.
Protect Mode Enter GUARDIAN to unlock Protect Mode.
Uplink Mode Enter TRANSMIT to unlock Uplink Mode.
Level Select Enter PASSPORT to unlock all of the levels in the game.
All Characters Enter PARTY to unlock all characters.
Explosive Scenery To make the scenery, well, explosive, enter this code: BOOM.
Unlock Max Zorin [Submitted by: Phil Aves] Enter BLINP to unlock Max Zorin
