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71 of 85 (84%) achievements earned:
Personal Achievements
 

Humanity's Savior

Beat the game on any difficulty.
Unlocked 3 Oct, 2014 @ 6:55am

Earth First

Beat the game on Classic difficulty.
Unlocked 4 Nov, 2021 @ 12:20pm

Bada Boom

Kill 50 aliens with explosive weapons.
Unlocked 2 Oct, 2014 @ 7:28am

Welcoming Committee

Kill 150 aliens.
Unlocked 1 Oct, 2014 @ 9:50am

Pale Horse

Kill 500 aliens.
Unlocked 3 Oct, 2014 @ 3:59am

Shooting Stars

Shoot down 40 UFOs.
Unlocked 14 Nov, 2015 @ 2:03pm

As A Scalpel

Earn the "Excellent" rating in every performance category on a terror mission.
Unlocked 3 Oct, 2014 @ 1:54am

Edison

In a single game, complete every Research Project.
Unlocked 15 Dec, 2015 @ 12:48pm

Angel of Death

Kill an alien while flying. Single player only.
Unlocked 2 Oct, 2014 @ 9:18am

All Employees Must Wash Hands…

In a single game, complete every Autopsy.
Unlocked 2 Oct, 2014 @ 2:07pm

Beyond the Veil

Find a soldier with the Gift.
Unlocked 2 Oct, 2014 @ 1:06pm

Prisoner of War

Capture a live alien.
Unlocked 1 Oct, 2014 @ 1:10am

The Gatekeeper

Stun an Outsider.
Unlocked 1 Oct, 2014 @ 8:14am

X Marks the Spot

Uncover the alien base's location.
Unlocked 1 Oct, 2014 @ 8:47am

See All, Know All

Build the Hyperwave Relay.
Unlocked 2 Oct, 2014 @ 1:09pm

On the Shoulders of Giants

Build the Gollop Chamber.
Unlocked 3 Oct, 2014 @ 1:18am

Ride the Lightning

Build a Firestorm.
Unlocked 2 Oct, 2014 @ 12:44am

Eye in the Sky

Launch a Satellite.
Unlocked 30 Sep, 2014 @ 12:06pm

All Together Now

Get satellite coverage over every country on one continent.
Unlocked 2 Oct, 2014 @ 4:20am

Hunter/Killer

In a single game, shoot down one of each alien craft.
Unlocked 2 Oct, 2014 @ 1:12pm

Man No More

Build a suit of powered armor.
Unlocked 2 Oct, 2014 @ 12:40am

Bubonic

Play a multiplayer match against someone with this achievement.
Unlocked 7 Oct, 2014 @ 4:24am

We Happy Few

Complete a mission without losing a soldier.
Unlocked 30 Sep, 2014 @ 11:18am

The Hardest Road

Advance one of your soldiers to Colonel rank.
Unlocked 1 Oct, 2014 @ 12:50pm

Worth Every Penny

Acquire 1000 credits in one month.
Unlocked 2 Oct, 2014 @ 5:24am

Oppenheimer

Staff the Research Labs with 80 scientists.
Unlocked 2 Oct, 2014 @ 2:12pm

One Gun at a Time

Staff the Engineering Department with 80 engineers.
Unlocked 2 Oct, 2014 @ 9:56am

Skunkworks

In a single game, complete every Foundry project.
Unlocked 26 Oct, 2014 @ 9:40am

You Have 5 Seconds to Comply

Build a S.H.I.V.
Unlocked 2 Oct, 2014 @ 5:28am

Theory...

Build a Laboratory.
Unlocked 6 Oct, 2014 @ 12:42pm

...and Practice.

Build a Workshop.
Unlocked 1 Oct, 2014 @ 4:58am

Wet Work

Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
Unlocked 4 Oct, 2014 @ 5:46am

What Wonders Await

Complete a Research Project.
Unlocked 30 Sep, 2014 @ 11:22am

Up and Running

Build a base facility.
Unlocked 30 Sep, 2014 @ 12:45pm

Combat Ready

Build an item.
Unlocked 30 Sep, 2014 @ 11:24am

Drums in the Deep

Gain access to the lowest level in your base.
Unlocked 7 Oct, 2014 @ 1:44am

Happy to Oblige

Fulfill a Council request.
Unlocked 1 Oct, 2014 @ 1:02am

And Hell's Coming With Me

Successfully assault an Overseer UFO.
Unlocked 2 Oct, 2014 @ 1:56pm

Off My Planet

Recover the Hyperwave Beacon.
Unlocked 1 Oct, 2014 @ 10:03am

Tables Turned

Shoot down a UFO.
Unlocked 30 Sep, 2014 @ 12:16pm

And So It Begins…

Complete the tutorial mission.
Unlocked 30 Sep, 2014 @ 10:51am

The Volunteer

Make contact with the Ethereal hive mind.
Unlocked 3 Oct, 2014 @ 3:38am

Flight of the Valkyries

Win a mission with an all-female squad. Single player only.
Unlocked 20 Oct, 2014 @ 8:29am

New Friend

Complete Friends in Low Places.
Unlocked 13 Nov, 2015 @ 5:07am

Bait the Hook

Complete Confounding Light.
Unlocked 14 Nov, 2015 @ 9:49am

The Bigger They Are

Complete Gangplank.
Unlocked 14 Nov, 2015 @ 11:59am

Rising Dragon

Take your new ally into the final challenge.
Unlocked 10 Nov, 2019 @ 7:39am

Who Needs Limbs?

Augment a soldier in single player
Unlocked 22 Oct, 2014 @ 9:21am

A Little Bit Alien

Modify a soldier in single player
Unlocked 23 Oct, 2014 @ 12:46am

Enemy Within

Get a Soldier to have 5 modifications in single player
Unlocked 24 Oct, 2014 @ 1:12pm

Steel Martyr

Deploy three tactical subsystems on a single soldier in single player
Unlocked 23 Oct, 2014 @ 12:40pm

Apotheosis Denied

Deal with the newest global threat
Unlocked 24 Oct, 2014 @ 5:35am

They Shall Not Pass

Eliminate all alien waves
Unlocked 23 Oct, 2014 @ 11:42am

Zom-B-Gone

Eradicate the infestation
Unlocked 21 Oct, 2014 @ 1:06am

The Meld Squad

Field a fully enhanced squad and win the mission
Unlocked 10 Dec, 2014 @ 12:26pm

Shieldbuster

Eliminate an enemy's shield and kill it on the same turn in single player
Unlocked 23 Oct, 2014 @ 9:29am

Taking A Load Off

Stop a squad member from suffocating in single player
Unlocked 20 Oct, 2014 @ 9:28am

Where in the World

Make certain of the new threat's location
Unlocked 24 Oct, 2014 @ 4:54am

Mind the Step

Jump two stories in one move in single player
Unlocked 16 Dec, 2014 @ 8:39am

Mutatis Mutandis

Field a squad where all members have at least two modifications (min. 4) and win the mission
Unlocked 10 Nov, 2019 @ 7:39am

Mental Minefield

Kill an enemy as it is psionically attacking you in single player
Unlocked 8 Nov, 2019 @ 11:08am

Anger Management

Proc Combat Rush on the entire squad (min. 4)
Unlocked 25 Oct, 2014 @ 4:55am

Remington… Max Remington

Have your special-duty soldier kill three enemies in the same mission
Unlocked 22 Oct, 2014 @ 6:52am

G’day

Kill an elite enemy Sniper with one of your own snipers in single player
Unlocked 24 Oct, 2014 @ 4:39am

Regenerate This

Kill an elite enemy Medic with explosive damage in single player
Unlocked 10 Dec, 2014 @ 9:00am

Tingling Sensation

Kill an unseen enemy detected by a specially modified soldier in single player
Unlocked 26 Oct, 2014 @ 3:45am

Pain in the Neck

Cause an enemy to suicide
Unlocked 24 Oct, 2014 @ 4:47am

Solid Prospect

Complete Deluge
Unlocked 23 Oct, 2014 @ 1:12pm

Ours are the Furies

Complete Furies
Unlocked 24 Oct, 2014 @ 6:47am

Elite Defense

Beat a new special mission without losing any assets
Unlocked 22 Oct, 2014 @ 6:52am

All Hands on Deck

Get at least 4 kills with XCOM Base Security personnel
Unlocked 23 Oct, 2014 @ 11:11am



No Looking Back

Beat the game in Ironman mode on Classic or Impossible Difficulty.

Meet New People. Then Kill Them.

Win a multiplayer match.

Xavier

Mind Control an Ethereal. Single player only.

Our Finest Hour

Beat the game on Impossible difficulty.

Lone Wolf

Clear a UFO crash site with one soldier on Classic or Impossible difficulty.

Ain't No Cavalry Comin'

Have a soldier survive every mission in a full game.

A Continental Fellow

Win the game from each of the 5 starting locations.

An Army Of Four

Beat the game without buying a Squad Size upgrade (Classic+ difficulty)

Someone Your Own Size

Kill a Muton Berserker in melee combat in single player

Nice Cover

Use Collateral Damage to blow up a car in single player

By Our Powers Combined

Field a squad with 4 augmented soldiers, each with a different base ability and win the mission

Rise of the Machines

Field a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission

Guardian of Earth

Designate a highly decorated soldier as the Volunteer
+1

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