Full list of all 60 Aliens: Colonial Marines achievements.
The base game contains 50 achievements, and there is 1 DLC pack containing 10 achievements.
Earn Rank 60 as a Marine
Kill 2179 Xenomorphs
Collect all 35 Dog Tags
Defeat the Raven in under 1:10 on Soldier difficulty or higher
Find the Easter Egg
Upgrade every Loadout slot for a Xenomorph class
Upgrade every Appearance slot once for your Marine
Upgrade every Appearance slot once for a Xenomorph class
Complete all Campaign levels on Hardened difficulty
Complete all Campaign levels on Ultimate Badass difficulty
Complete all Challenges
Spend 30 Commendations
Kill 3 enemies with a single U4 Firebomb
Collect all 12 Audio Logs
Complete an entire Challenge category
Melee a Lurker that is pouncing towards you
Kill a Crusher without it damaging you
Upgrade every slot for a weapon
Complete all Campaign levels on any difficulty
Complete Home
Collect all 6 Legendary Weapons
Complete Hope in Hadley's
Complete Rampart
Complete One Bullet without setting off the alarm
Complete The Raven
Find Newt's doll
Purchase all Upgrades for a weapon
Kill 5 Spitters without being damaged by acid
Earn Rank 20 as a Marine
Have another player join your party
Revive a teammate
Set up a UA 571-C Remote Sentry
Kill 10 Xenomorphs in a game with the M56A2 Smart Gun
Rescue a teammate from a Close Encounter
Track 100 hostile targets with the Motion Tracker
Defeat all Xenomorphs in the Sulaco hanger bay without them crossing your barricade
Arm the emergency release and escape in under 2:30 on Sulaco Falls
Complete Sulaco Falls
Kill 10 Xenomorphs that are using vents
Survive a Close Encounter with a Facehugger
Complete Distress
Collect a Legendary Weapon
Collect a Dog Tag
Complete a Challenge
Earn Rank 2 as a Marine
Kill a Xenomorph climbing on the walls or ceiling
Gib two enemies at once
Kill a Xenomorph with a shotgun at very close range
Edit a Xenomorph Loadout
Edit a Marine Loadout
Complete Stasis Interrupted on Ultimate Badass
Complete Stasis Interrupted on any difficulty
Find All Stasis Interrupted Audio Logs
Destroy all samples in the labs of the Queen module
Survive the Queen escape
Escape the FTL ship
Kill all the Lurkers in Sulaco engineering
Sever the umbilical without missing a shot
Destroy the Legato
Find your family