| Logro | Descripción |
|---|
| Snatched Out | Prevent a marine from being Abducted. |
| This Is Hayes, Pioneer Station, Signing Off | |
| Something Lurks Under The Hills | |
| Use The Bumper, That's What It's For | |
| Keep 'Em Coming | Kill every Alien of a Massive Onslaught. |
| The Shrink Hates Me | Remove a Trait from a marine. |
| Cleaning Lethe, One Nest At A Time | During a campaign, kill 100 Xenomorphs. |
| Call Me Snake | Kill an enemy before they detect the squad. |
| Colonial Barrels | Kill an enemy by using an explosive barrel. |
| Omelette Du Fromage | Destroy 4 eggs with one grenade or an RPG shot. |
| Stuff Of Nightmares | |
| People Person | During a campaign, secure 5 survivors. |
| First Steps Into Madness | |
| Where It All Begun | |
| Making a Stand | |
| Harper's Hell | |
| The More The Merrier | |
| Excavating The Truth | |
| The Spire | |
| Abysmal Horrors | |
| The Passenger | |
| Deep Into Insanity | |
| The Darwin Era Was Here | |
| Living Nightmare | |
| This Was No Papercut | Save a marine from dying of Bleeding. |
| Chalk It Up To Experience | |
| Damn Dude, You Gotta Lose Some Weight! | Secure an unconscious marine. |
| Recouped Investment | Have one Sentry kill at least 10 aliens. |
| The True Experience | In any mission, complete at least one objective with only one marine in the squad. |
| Perfect Enhancements | During a campaign, unlock every Xeno Tech. |
| One For Every Occasion | During a campaign, unlock every weapons. |
| Archivist | Gather all datapads. |
| Flawless Victory | Keep all of your marines alive during a campaign. |
| Heavy Steps | |
| Hardened In The Heat Of Battle | During a campaign, advance each Marine Class to level 10. |
| Frontliner | Advance a Recon to level 10. |
| The Cable Guy | Advance a Tecker to level 10. |
| Bandage Lover | Advance a Medic to level 10. |
| El Riesgo Siempre Vive | Advance a Gunner to level 10. |
| Come on, You Wanna Live Forever? | Advance a Sergeant to level 10. |
| Regicide | |
| Perfect Organism | Finish the game on "No One Can Hear Them Scream" mode. |
| This Ain't No Picnic | Finish the game on Nightmare. |
| Fair And Square | Finish the game on Hard. |
| This Went Smoothly | Finish the game on Medium. |