We Happy Few
Complete a mission without losing a soldier.
Combat Ready
Build an item.
What Wonders Await
Complete a Research Project.
And So It Beginsā€¦
Complete the tutorial mission.
Eye in the Sky
Launch a Satellite.
Tables Turned
Shoot down a UFO.
Up and Running
Build a base facility.
Happy to Oblige
Fulfill a Council request.
Prisoner of War
The Gatekeeper
...and Practice.
Build a Workshop.
Welcoming Committee
Kill 150 aliens.
X Marks the Spot
Theory...
Build a Laboratory.
The Hardest Road
Advance one of your soldiers to Colonel rank.
Off My Planet
As A Scalpel
Earn the "Excellent" rating in every performance category on a terror mission.
All Together Now
Get satellite coverage over every country on one continent.
Man No More
Build a suit of powered armor.
Worth Every Penny
Acquire 1000 credits in one month.
Ride the Lightning
Drums in the Deep
Gain access to the lowest level in your base.
See All, Know All
Beyond the Veil
Pale Horse
Kill 500 aliens.
And Hell's Coming With Me
All Employees Must Wash Handsā€¦
In a single game, complete every Autopsy.
You Have 5 Seconds to Comply
Build a S.H.I.V.
Bada Boom
Kill 50 aliens with explosive weapons.
On the Shoulders of Giants
Taking A Load Off
Stop a squad member from suffocating in single player
New Friend
The Volunteer
One Gun at a Time
Staff the Engineering Department with 80 engineers.
Humanity's Savior
Beat the game on any difficulty.
Bait the Hook
Oppenheimer
Staff the Research Labs with 80 scientists.
A Little Bit Alien
Modify a soldier in single player
Who Needs Limbs?
Augment a soldier in single player
The Bigger They Are
Flight of the Valkyries
Win a mission with an all-female squad. Single player only.
Elite Defense
Beat a new special mission without losing any assets
Zom-B-Gone
Eradicate the infestation
Shieldbuster
Eliminate an enemy's shield and kill it on the same turn in single player
Gā€™day
Kill an elite enemy Sniper with one of your own snipers in single player
They Shall Not Pass
Eliminate all alien waves
Angel of Death
Kill an alien while flying. Single player only.
All Hands on Deck
Get at least 4 kills with XCOM Base Security personnel
Solid Prospect
Complete Deluge
Regenerate This
Kill an elite enemy Medic with explosive damage in single player
Apotheosis Denied
Deal with the newest global threat
Steel Martyr
Deploy three tactical subsystems on a single soldier in single player
Ours are the Furies
Complete Furies
Hunter/Killer
In a single game, shoot down one of each alien craft.
Pain in the Neck
Cause an enemy to suicide
Where in the World
Make certain of the new threat's location
Mind the Step
Jump two stories in one move in single player
Enemy Within
Get a Soldier to have 5 modifications in single player
Skunkworks
In a single game, complete every Foundry project.
Nice Cover
Use Collateral Damage to blow up a car in single player
Remingtonā€¦ Max Remington
Have your special-duty soldier kill three enemies in the same mission
Someone Your Own Size
Kill a Muton Berserker in melee combat in single player
The Meld Squad
Field a fully enhanced squad and win the mission
Anger Management
Proc Combat Rush on the entire squad (min. 4)
All Aboard
Rising Dragon
Shooting Stars
Shoot down 40 UFOs.
Meet New People. Then Kill Them.
Win a multiplayer match.
Edison
In a single game, complete every Research Project.
Bubonic
Play a multiplayer match against someone with this achievement.
Wet Work
Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
Xavier
Mind Control an Ethereal. Single player only.
Tingling Sensation
Kill an unseen enemy detected by a specially modified soldier in single player
Earth First
Beat the game on Classic difficulty.
Mental Minefield
Kill an enemy as it is psionically attacking you in single player
Mutatis Mutandis
Field a squad where all members have at least two modifications (min. 4) 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
By Our Powers Combined
Field a squad with 4 augmented soldiers, each with a different base ability and win the mission
Ain't No Cavalry Comin'
Have a soldier survive every mission in a full game.
No Looking Back
Beat the game in Ironman mode on Classic or Impossible Difficulty.
Lone Wolf
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
Our Finest Hour
Beat the game on Impossible difficulty.
An Army Of Four
Beat the game without buying a Squad Size upgrade (Classic+ difficulty)
A Continental Fellow
Win the game from each of the 5 starting locations.