XCOM: Enemy Unknown - The Complete Edition

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

LockedSteam

Win a multiplayer match.

LockedSteam

Shoot down 40 UFOs.

LockedSteam

Have a soldier survive every mission in a full game.

LockedSteam

Earn the "Excellent" rating in every performance category on a terror mission.

LockedSteam

In a single game, complete every Research Project.

LockedSteam

Kill an alien while flying. Single player only.

LockedSteam

In a single game, complete every Autopsy.

LockedSteam

Mind Control an Ethereal. Single player only.

LockedSteam

Launch a Satellite.

LockedSteam

Get satellite coverage over every country on one continent.

LockedSteam

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

LockedSteam

Build a suit of powered armor.

LockedSteam

Play a multiplayer match against someone with this achievement.

LockedSteam

Complete a mission without losing a soldier.

LockedSteam

Advance one of your soldiers to Colonel rank.

LockedSteam

Beat the game on any difficulty.

LockedSteam

Acquire 1000 credits in one month.

LockedSteam

Staff the Research Labs with 80 scientists.

LockedSteam

Staff the Engineering Department with 80 engineers.

LockedSteam

In a single game, complete every Foundry project.

LockedSteam

Build a S.H.I.V.

LockedSteam

Build a Laboratory.

LockedSteam

Build a Workshop.

LockedSteam

Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.

LockedSteam

Win the game from each of the 5 starting locations.

LockedSteam

Complete a Research Project.

LockedSteam

Beat the game on Classic difficulty.

LockedSteam

Build a base facility.

LockedSteam

Build an item.

LockedSteam

Gain access to the lowest level in your base.

LockedSteam

Fulfill a Council request.

LockedSteam

Shoot down a UFO.

LockedSteam

Complete the tutorial mission.

LockedSteam

Win a mission with an all-female squad. Single player only.

LockedSteam

Beat the game on Impossible difficulty.

LockedSteam

Augment a soldier in single player

LockedSteam

Modify a soldier in single player

LockedSteam

Get a Soldier to have 5 modifications in single player

LockedSteam

Deploy three tactical subsystems on a single soldier in single player

LockedSteam

Deal with the newest global threat

LockedSteam

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

LockedSteam

Eliminate all alien waves

LockedSteam

Eradicate the infestation

LockedSteam

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

LockedSteam

Field a fully enhanced squad and win the mission

LockedSteam

Eliminate an enemy's shield and kill it on the same turn in single player

LockedSteam

Kill a Muton Berserker in melee combat in single player

LockedSteam

Stop a squad member from suffocating in single player

LockedSteam

Make certain of the new threat's location

LockedSteam

Jump two stories in one move in single player

LockedSteam

Use Collateral Damage to blow up a car in single player

LockedSteam

Kill 50 aliens with explosive weapons.

LockedSteam

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

LockedSteam

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

LockedSteam

Field a squad where all members have at least two modifications (min. 4) and win the mission

LockedSteam

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

LockedSteam

Proc Combat Rush on the entire squad (min. 4)

LockedSteam

Have your special-duty soldier kill three enemies in the same mission

LockedSteam

Kill an elite enemy Sniper with one of your own snipers in single player

LockedSteam

Kill an elite enemy Medic with explosive damage in single player

LockedSteam

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

LockedSteam

Cause an enemy to suicide

LockedSteam

Kill 150 aliens.

LockedSteam

Complete Deluge

LockedSteam

Complete Furies

LockedSteam

Beat a new special mission without losing any assets

LockedSteam

Designate a highly decorated soldier as the Volunteer

LockedSteam

Get at least 4 kills with XCOM Base Security personnel

LockedSteam

Kill 500 aliens.

LockedSteam