Aliens: Dark Descent

Another Glorious Day In The Corps

Unlock all trophies.

This Is Hayes, Pioneer Station, Signing Off

Finish the Prologue.

Something Lurks Under The Hills

Complete Mission 01.

First Steps Into Madness

Complete Mission 02.

Harper's Hell

Complete Mission 03.

Making a Stand

Complete Mission 04.

Where It All Begun

Complete Mission 05.

Living Nightmare

Complete Mission 06.

The Darwin Era Was Here

Complete Mission 07.

Deep Into Insanity

Complete Mission 08.

The Passenger

Complete Mission 09.

The Spire

Complete Mission 10.

Excavating The Truth

Complete Mission 11.

Abysmal Horrors

Complete Mission 12.

The More The Merrier

Unlock the APC.

This Went Smoothly

Finish the game on Medium.

Fair And Square

Finish the game on Hard.

This Ain't No Picnic

Finish the game on Nightmare.

Perfect Organism

Finish the game on "No One Can Hear Them Scream" mode.

Regicide

Kill every Queen during a campaign.

Cleaning Lethe, One Nest At A Time

During a campaign, kill 100 Xenomorphs.

Come on, You Wanna Live Forever?

Advance a Sergeant to level 10.

El Riesgo Siempre Vive

Advance a Gunner to level 10.

Bandage Lover

Advance a Medic to level 10.

The Cable Guy

Advance a Tecker to level 10.

Frontliner

Advance a Recon to level 10.

Hardened In The Heat Of Battle

During a campaign, advance each Marine Class to level 10.

Heavy Steps

Lure a Queen into a Mine.

Stuff Of Nightmares

Save a Marine from being incubated.

Flawless Victory

Keep all of your marines alive during a campaign.

Archivist

Gather all datapads.

Colonial Barrels

Kill an enemy by using an explosive barrel.

Damn Dude, You Gotta Lose Some Weight!

Secure an unconscious marine.

Omelette Du Fromage

Destroy 4 eggs with one grenade or an RPG shot.

Recouped Investment

Have one Sentry kill at least 10 aliens.

Use The Bumper, That's What It's For

Make the ARC/APC run over an enemy.

This Was No Papercut

Save a marine from dying of Bleeding.

Keep 'Em Coming

Kill every Alien of a Massive Onslaught.

Snatched Out

Prevent a marine from being Abducted.

The True Experience

In any mission, complete at least one objective with only one marine in the squad.

The Shrink Hates Me

Remove a Trait from a marine.

Call Me Snake

Kill an enemy before they detect the squad.

Perfect Enhancements

During a campaign, unlock every Xeno Tech.

One For Every Occasion

During a campaign, unlock every weapons.

People Person

During a campaign, secure 5 survivors.

Chalk It Up To Experience

Have a marine with at least 2 Prostheses.