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73 of 85 (86%) achievements earned:
Personal Achievements
 

No Looking Back

Beat the game in Ironman mode on Classic or Impossible Difficulty.
Unlocked 28 Feb, 2015 @ 10:10am

Xavier

Mind Control an Ethereal. Single player only.
Unlocked 27 Feb, 2015 @ 5:06pm

Humanity's Savior

Beat the game on any difficulty.
Unlocked 27 Oct, 2012 @ 10:28pm

Earth First

Beat the game on Classic difficulty.
Unlocked 28 Feb, 2015 @ 10:10am

Lone Wolf

Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
Unlocked 27 Feb, 2015 @ 1:05pm

Bada Boom

Kill 50 aliens with explosive weapons.
Unlocked 22 Oct, 2012 @ 2:12am

Welcoming Committee

Kill 150 aliens.
Unlocked 12 Oct, 2012 @ 12:47am

Pale Horse

Kill 500 aliens.
Unlocked 17 Oct, 2012 @ 9:54pm

As A Scalpel

Earn the "Excellent" rating in every performance category on a terror mission.
Unlocked 11 Oct, 2012 @ 11:50pm

Edison

In a single game, complete every Research Project.
Unlocked 27 Feb, 2015 @ 6:14pm

Angel of Death

Kill an alien while flying. Single player only.
Unlocked 17 Oct, 2012 @ 8:57pm

All Employees Must Wash Hands…

In a single game, complete every Autopsy.
Unlocked 22 Oct, 2012 @ 1:16am

Beyond the Veil

Find a soldier with the Gift.
Unlocked 17 Oct, 2012 @ 9:21pm

Prisoner of War

Capture a live alien.
Unlocked 8 Oct, 2012 @ 10:34pm

The Gatekeeper

Stun an Outsider.
Unlocked 12 Oct, 2012 @ 12:52am

X Marks the Spot

Uncover the alien base's location.
Unlocked 12 Oct, 2012 @ 6:07pm

See All, Know All

Build the Hyperwave Relay.
Unlocked 17 Oct, 2012 @ 10:32pm

On the Shoulders of Giants

Build the Gollop Chamber.
Unlocked 27 Oct, 2012 @ 9:00pm

Ride the Lightning

Build a Firestorm.
Unlocked 17 Oct, 2012 @ 9:34pm

Eye in the Sky

Launch a Satellite.
Unlocked 8 Oct, 2012 @ 10:02pm

All Together Now

Get satellite coverage over every country on one continent.
Unlocked 12 Oct, 2012 @ 12:08am

Man No More

Build a suit of powered armor.
Unlocked 12 Oct, 2012 @ 12:58am

We Happy Few

Complete a mission without losing a soldier.
Unlocked 8 Oct, 2012 @ 9:33pm

The Hardest Road

Advance one of your soldiers to Colonel rank.
Unlocked 11 Oct, 2012 @ 11:50pm

Worth Every Penny

Acquire 1000 credits in one month.
Unlocked 14 Oct, 2012 @ 12:21am

Oppenheimer

Staff the Research Labs with 80 scientists.
Unlocked 22 Oct, 2012 @ 9:50pm

One Gun at a Time

Staff the Engineering Department with 80 engineers.
Unlocked 17 Oct, 2012 @ 8:37pm

Skunkworks

In a single game, complete every Foundry project.
Unlocked 27 Feb, 2015 @ 1:22pm

You Have 5 Seconds to Comply

Build a S.H.I.V.
Unlocked 20 Feb, 2015 @ 5:17pm

Theory...

Build a Laboratory.
Unlocked 10 Oct, 2012 @ 1:14am

...and Practice.

Build a Workshop.
Unlocked 10 Oct, 2012 @ 12:57am

Wet Work

Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
Unlocked 17 Feb, 2015 @ 4:35pm

What Wonders Await

Complete a Research Project.
Unlocked 8 Oct, 2012 @ 9:36pm

Up and Running

Build a base facility.
Unlocked 8 Oct, 2012 @ 10:26pm

Combat Ready

Build an item.
Unlocked 8 Oct, 2012 @ 9:37pm

Drums in the Deep

Gain access to the lowest level in your base.
Unlocked 12 Oct, 2012 @ 7:07pm

Happy to Oblige

Fulfill a Council request.
Unlocked 9 Oct, 2012 @ 4:29pm

And Hell's Coming With Me

Successfully assault an Overseer UFO.
Unlocked 22 Oct, 2012 @ 1:11am

Off My Planet

Recover the Hyperwave Beacon.
Unlocked 13 Oct, 2012 @ 12:12am

Tables Turned

Shoot down a UFO.
Unlocked 8 Oct, 2012 @ 10:08pm

And So It Begins…

Complete the tutorial mission.
Unlocked 8 Oct, 2012 @ 9:22pm

The Volunteer

Make contact with the Ethereal hive mind.
Unlocked 27 Oct, 2012 @ 9:19pm

Flight of the Valkyries

Win a mission with an all-female squad. Single player only.
Unlocked 31 Jan, 2015 @ 12:12pm

New Friend

Complete Friends in Low Places.
Unlocked 14 Feb, 2015 @ 5:49pm

Bait the Hook

Complete Confounding Light.
Unlocked 15 Feb, 2015 @ 5:40pm

The Bigger They Are

Complete Gangplank.
Unlocked 15 Feb, 2015 @ 6:50pm

Rising Dragon

Take your new ally into the final challenge.
Unlocked 28 Feb, 2015 @ 10:08am

Who Needs Limbs?

Augment a soldier in single player
Unlocked 14 Feb, 2015 @ 6:58pm

A Little Bit Alien

Modify a soldier in single player
Unlocked 14 Feb, 2015 @ 6:45pm

Enemy Within

Get a Soldier to have 5 modifications in single player
Unlocked 24 Feb, 2015 @ 1:01pm

Steel Martyr

Deploy three tactical subsystems on a single soldier in single player
Unlocked 24 Feb, 2015 @ 1:38pm

Apotheosis Denied

Deal with the newest global threat
Unlocked 24 Feb, 2015 @ 11:56am

They Shall Not Pass

Eliminate all alien waves
Unlocked 23 Feb, 2015 @ 5:17pm

Zom-B-Gone

Eradicate the infestation
Unlocked 19 Feb, 2015 @ 11:57am

The Meld Squad

Field a fully enhanced squad and win the mission
Unlocked 22 Feb, 2015 @ 10:55am

Shieldbuster

Eliminate an enemy's shield and kill it on the same turn in single player
Unlocked 25 Feb, 2015 @ 9:33am

Someone Your Own Size

Kill a Muton Berserker in melee combat in single player
Unlocked 20 Feb, 2015 @ 4:16pm

Taking A Load Off

Stop a squad member from suffocating in single player
Unlocked 14 Feb, 2015 @ 10:05am

Where in the World

Make certain of the new threat's location
Unlocked 23 Feb, 2015 @ 6:43pm

Mind the Step

Jump two stories in one move in single player
Unlocked 23 Feb, 2015 @ 5:35pm

Nice Cover

Use Collateral Damage to blow up a car in single player
Unlocked 15 Feb, 2015 @ 9:18am

By Our Powers Combined

Field a squad with 4 augmented soldiers, each with a different base ability and win the mission
Unlocked 26 Feb, 2015 @ 8:21am

Rise of the Machines

Field a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission
Unlocked 26 Feb, 2015 @ 8:21am

Mutatis Mutandis

Field a squad where all members have at least two modifications (min. 4) and win the mission
Unlocked 27 Feb, 2015 @ 2:10pm

Anger Management

Proc Combat Rush on the entire squad (min. 4)
Unlocked 22 Feb, 2015 @ 10:40am

Remington… Max Remington

Have your special-duty soldier kill three enemies in the same mission
Unlocked 17 Feb, 2015 @ 7:51pm

G’day

Kill an elite enemy Sniper with one of your own snipers in single player
Unlocked 19 Feb, 2015 @ 4:50pm

Regenerate This

Kill an elite enemy Medic with explosive damage in single player
Unlocked 23 Feb, 2015 @ 5:55pm

Pain in the Neck

Cause an enemy to suicide
Unlocked 23 Feb, 2015 @ 5:54pm

Solid Prospect

Complete Deluge
Unlocked 24 Feb, 2015 @ 11:24am

Ours are the Furies

Complete Furies
Unlocked 24 Feb, 2015 @ 2:56pm

Elite Defense

Beat a new special mission without losing any assets
Unlocked 17 Feb, 2015 @ 7:51pm

All Hands on Deck

Get at least 4 kills with XCOM Base Security personnel
Unlocked 23 Feb, 2015 @ 4:50pm



Meet New People. Then Kill Them.

Win a multiplayer match.

Our Finest Hour

Beat the game on Impossible difficulty.

Shooting Stars

Shoot down 40 UFOs.

Ain't No Cavalry Comin'

Have a soldier survive every mission in a full game.

Hunter/Killer

In a single game, shoot down one of each alien craft.

Bubonic

Play a multiplayer match against someone with this achievement.

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)

Mental Minefield

Kill an enemy as it is psionically attacking you in single player

Tingling Sensation

Kill an unseen enemy detected by a specially modified soldier in single player

Guardian of Earth

Designate a highly decorated soldier as the Volunteer
+1

1 hidden achievement remaining

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