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Avoid falling damage
When you fall from a great height in Multiplayer mode, pause the game, and you will float.
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Store weapon charge
Get a weapon that can be charged (for example, The Deatomizer or Strike Rifle). Charge a shot, melee attack, then reload quickly. The charged shot will be stored for later use. You no longer have to keep pushed the button to keep the charge. The charged shot will be released the next time you fire the weapon.
Notice: Push [Reload] again, and the screen will no longer shake when you enter Scope mode.
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Awards
Successfully complete the indicated task in Single Player Campaign mode to unlock the corresponding award:
| Annihilator Award | Kill 1,000 enemies. |
| Tear-Mite Hunter | Kill 250 of this enemy type. |
| Secret Master | Uncover all secrets. |
| Striker Award | Kill 100 enemies with this weapon. |
| Deatomizer Mk9 Award | Kill 100 enemies with this weapon. |
| Drone Hunter | Kill 250 of this enemy type. |
| Strike Rifle Award | Kill 250 enemies with this weapon. |
| MP5KA4 Award | Kill 250 enemies with this weapon. |
| Carbonizer Mk16 Award | Kill 250 enemies with this weapon. |
| Shrieker Award | Kill 250 enemies with this weapon. |
| Skimmer Hunter | Kill 100 of this enemy type. |
| SMAW Award | Kill 250 enemies with this weapon. |
| SCAR Award | Kill 250 enemies with this weapon. |
| Scarab Hunter | Kill 100 of this enemy type. |
| Trust Hunter | Kill 200 of this enemy type. |
| SPAS 12 Award | Kill 250 enemies with this weapon. |
| Storm Scarab Hunter | Kill 50 of this enemy type. |
| Radiation Grenade Award | Kill 250 enemies with this weapon. |
| USP45 Award | Kill 250 enemies with this weapon. |
| Campaign Award | Successfully complete all missions. |
| HVS45 Award | Kill 100 enemies with this weapon. |
| Frag Grenade Award | Kill 250 enemies with this weapon. |
| Therm-Mite Hunter | Kill 200 of this enemy type. |
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| Med-Mite Hunter | Kill 125 of this enemy type. |
| Invader Hunter | Kill 25 of this enemy type. |
| Deatomizer Mk4 Award | Kill 250 enemies with this weapon. |
| Para-Mite Hunter | Kill 75 of this enemy type. |
| TPC Launcher Award | Kill 250 enemies with this weapon. |
| Hive Cannon Award | Kill 250 enemies with this weapon. |
| Puppet Hunter | Kill 250 of this enemy type. |
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| Warp Pistol Award | Kill 250 enemies with this weapon. |
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Drone for Single Player mode
Enter '
Drone4SP' as a case-sensitive code to unlock a Drone for Single Player mode.
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Activate Cheats
Successfully complete the indicated task to unlock the corresponding cheat option. They cannot be used in Multiplayer mode.
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| Fully Stocked | Gain the 'Annihilator Award' achievement by killing 1,000 enemies of any type. This cheat gives infinite ammunition. |
| Fiery Death | Gain the 'Secret Master' achievement by finding all secrets in the single player missions. This cheat makes enemies die as if they had been killed by a charged shot. |
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| Stopping Power | Gain the 'Campaign Award' achievement by completing all single player missions. This cheat allows one shot kills. |
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Concept art
Acquire the Conspiracy Data Disks to unlock a concept art gallery for every ten disks collected. There are a total of six galleries that can be unlocked.
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Floating TPC grenade
Fire the TPC launcher, and switch weapons simultaneously. If done correctly, this will result in a floating, inert TPC grenade. It will not explode and will remain at its location.
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Custom ASE skin
Enter '
NewASE11' as a case-sensitive code to unlock the Custom ASE skin.
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Secret Agent skin
Enter '
SuitMP13' as a case-sensitive code to unlock the Secret Agent skin.
