10 Boom Goes The DynamiteKill 2 other enemies with a single exploding Berserker.
10 Crack ShotKill a Wraith before it re-stealths.
10 HaymakerKill 5 enemies in one shot with Impact.
10 Hold StillKill 6 enemies in one use of Shockwave.
10 LiftoffSend an enemy at least 50 meters with the Magnet Gun.
10 Martian MatchmakerFire an enemy into another enemy with the Magnet Gun.
10 Ooooh Yeah!Kill 5 enemies with one L.E.O. shoulder bash.
10 Secrets Long BuriedRemove the Seal.
10 We're Not AloneMake it back to civilization.
15 CrusaderKill 175 enemies while in the L.E.O. exoskeleton.
15 ExterminatorDestroy 100 Pods while piloting the Mantis.
15 Field SurgeonPerform Revival 25 times in Infestation.
15 Hit 'N RunKill an enemy by ramming them with the Inferno GX.
15 I'm All You've GotDefend the Red Faction.
15 It's All In The WristSend an enemy at least 30 meters with Impact.
15 Knock, KnockOpen up the secret entrance.
15 LossesMake it through to the lair.
15 Martian Drive-ByKill 100 enemies while in the Marauder Scout Walker.
15 Money Well SpentBuy out any one Upgrade ring.
15 Must Go FasterTravel to the Marauder homelands.
15 Old Friends, Older EnemiesSafely escort Winters through the depths.
15 Plan BFind out how to reach the lair.
15 Survival Of The FittestMake it to the surface.
15 Unto The BreachGain entry into the Terraformer.
15 VanguardEscort the convoy.
15 Weather The StormDestroy the Jamming Devices.
15 What Is Best In Life?Perform melee finishers on 25 Creepers (single player only).
20 Back At Ya!Make an enemy kill themselves while shooting at your Shell.
20 Bug HuntFinish at least one wave on each map in Infestation.
20 Family BusinessDefeat the Mantis.
20 Lock And LoadKeep Berserk active for at least 21 seconds in one use.
20 One Big, Ugly Motha…Defeat the source of it all.
20 SalvagerFind 200 piles of salvage.
20 Things Fall ApartDestroy the Water Filtration Plant.
20 Zero G WarKill 50 Shockwaved enemies before they hit the ground.
25 All For One, One For AllFinish a 4 player Infestation game beyond wave 9 without anyone bleeding out.
25 ChroniclerListen to 40 Audio Logs.
25 In. The. Face!Kill one of each enemy type with the Maul.
25 SoldierFinish waves 1 through 10 on any map in Infestation.
30 Catch!Use the Magnet Gun to fling debris BACK at a Tentacle.
30 Nanergy!Gather 25,000 total salvage.
30 That Coulda Gone BetterFinish the Single Player game on Hard Difficulty.
40 Martian Can OpenerBuy every Upgrade.
50 CommandoFinish waves 1 through 20 on any map in Infestation.
75 Honorary MasonFinish waves 1 through 30 on any map in Infestation.
75 I Need A NapFinish the Single Player game on Insane Difficulty.