Perform Revival 25 times in Infestation.
Unlocked: 23 Mar 2012 20:17:42
Finish a 4 player Infestation game beyond wave 9 without anyone bleeding out.
Unlocked: 23 Mar 2012 20:02:30
Finish the Single Player game on Hard Difficulty.
Unlocked: 19 Mar 2012 22:24:55
I Need A Nap
75Finish the Single Player game on Insane Difficulty.
Unlocked: 19 Mar 2012 22:24:54
Haymaker
10Kill 5 enemies in one shot with Impact.
Unlocked: 18 Mar 2012 22:00:45
Cheater!
20Buy a Cheat.
Unlocked: 18 Mar 2012 21:49:58
Kill one of each enemy type with the Maul.
Unlocked: 17 Mar 2012 19:55:05
Buy every Upgrade.
Unlocked: 17 Mar 2012 19:21:26
Finish waves 1 through 30 on any map in Infestation.
Unlocked: 17 Mar 2012 19:10:18
Commando
50Finish waves 1 through 20 on any map in Infestation.
Unlocked: 17 Mar 2012 17:43:00
Bug Hunt
20Finish at least one wave on each map in Infestation.
Unlocked: 17 Mar 2012 16:54:12
Keep Berserk active for at least 21 seconds in one use.
Unlocked: 17 Mar 2012 16:26:41
Soldier
25Finish waves 1 through 10 on any map in Infestation.
Unlocked: 17 Mar 2012 14:28:34
Nanergy!
30Gather 25,000 total salvage.
Unlocked: 17 Mar 2012 14:17:10
Put an end to the threat, once and for all.
Unlocked: 15 Mar 2012 03:24:37
Defeat the source of it all.
Unlocked: 15 Mar 2012 02:52:16
Back At Ya!
20Make an enemy kill themselves while shooting at your Shell.
Unlocked: 15 Mar 2012 01:38:37
Losses
15Make it through to the lair.
Unlocked: 14 Mar 2012 19:56:03
Exterminator
15Destroy 100 Pods while piloting the Mantis.
Unlocked: 14 Mar 2012 19:52:51
Knock, Knock
15Open up the secret entrance.
Unlocked: 14 Mar 2012 19:36:38
Kill 2 other enemies with a single exploding Berserker.
Unlocked: 14 Mar 2012 19:26:35
Safely escort Winters through the depths.
Unlocked: 13 Mar 2012 23:12:17
Hit 'N Run
15Kill an enemy by ramming them with the Inferno GX.
Unlocked: 13 Mar 2012 22:57:53
Chronicler
25Listen to 40 Audio Logs.
Unlocked: 13 Mar 2012 22:55:03
Plan B
15Find out how to reach the lair.
Unlocked: 13 Mar 2012 22:53:39
Send an enemy at least 30 meters with Impact.
Unlocked: 13 Mar 2012 22:11:56
Travel to the Marauder homelands.
Unlocked: 13 Mar 2012 01:43:12
Defeat the Mantis.
Unlocked: 13 Mar 2012 01:32:51
Kill 100 enemies while in the Marauder Scout Walker.
Unlocked: 13 Mar 2012 01:15:20
Destroy the Jamming Devices.
Unlocked: 13 Mar 2012 01:05:46
Defend the Red Faction.
Unlocked: 13 Mar 2012 00:32:20
Liftoff
10Send an enemy at least 50 meters with the Magnet Gun.
Unlocked: 13 Mar 2012 00:19:47
Catch!
30Use the Magnet Gun to fling debris BACK at a Tentacle.
Unlocked: 13 Mar 2012 00:15:32
Make it to the surface.
Unlocked: 13 Mar 2012 00:06:01
Buy out any one Upgrade ring.
Unlocked: 12 Mar 2012 23:58:29
Crusader
15Kill 175 enemies while in the L.E.O. exoskeleton.
Unlocked: 12 Mar 2012 23:46:05
Destroy the Water Filtration Plant.
Unlocked: 12 Mar 2012 22:40:32
Salvager
20Find 200 piles of salvage.
Unlocked: 12 Mar 2012 22:28:59
Zero G War
20Kill 50 Shockwaved enemies before they hit the ground.
Unlocked: 12 Mar 2012 20:49:59
Crack Shot
10Kill a Wraith before it re-stealths.
Unlocked: 12 Mar 2012 20:34:41
Hold Still
10Kill 6 enemies in one use of Shockwave.
Unlocked: 12 Mar 2012 20:26:18
Vanguard
15Escort the convoy.
Unlocked: 12 Mar 2012 19:38:16
Ooooh Yeah!
10Kill 5 enemies with one L.E.O. shoulder bash.
Unlocked: 12 Mar 2012 19:34:55
Make it back to civilization.
Unlocked: 11 Mar 2012 21:57:51
Perform melee finishers on 25 Creepers (single player only).
Unlocked: 11 Mar 2012 21:47:35
Fire an enemy into another enemy with the Magnet Gun.
Unlocked: 11 Mar 2012 21:37:21
Remove the Seal.
Unlocked: 11 Mar 2012 21:25:24
Gain entry into the Terraformer.
Unlocked: 11 Mar 2012 20:57:15
End the three-way battle between yourself, the aliens, and the Cultists. (Downloadable Content)
Unlocked: 18 Mar 2012 21:42:16
Kill Mallus. (Downloadable Content)
Unlocked: 18 Mar 2012 21:37:47
Stick Around
20Get 20 kills with the Sharpshooter. (Downloadable Content)
Unlocked: 18 Mar 2012 21:28:38
Eliminate 10 enemies using one of their own turrets. (Downloadable Content)
Unlocked: 18 Mar 2012 21:26:31
Wipe out the Cultist military camp. (Downloadable Content)
Unlocked: 18 Mar 2012 21:23:18
Get 20 kills with the Shard Cannon. (Downloadable Content)
Unlocked: 18 Mar 2012 20:54:08
Reunite Sgt. Winters with the Red Faction. (Downloadable Content)
Unlocked: 18 Mar 2012 20:36:15
Rescue the pinned-down Red Faction soldiers. (Downloadable Content)
Unlocked: 18 Mar 2012 20:26:46
Clear a safe path to the Terraformer for Hale. (Downloadable Content)
Unlocked: 18 Mar 2012 20:09:18
Bird of Prey
20Allow no Red Faction to survive your attacks on their mountain base. (Downloadable Content)
Unlocked: 18 Mar 2012 20:01:15