4.5
out of 5
from 269 votes
There are 85 XCOM: Enemy Unknown achievements (50 without DLC) worth 1,748
6,459 tracked gamers have this game, 125 have completed it (1.94%)
Beat the game in Ironman mode on Classic or Impossible Difficulty.
-0.1There is 1 guide
Unlocked by 311 tracked gamers (5% - TSA Ratio = 4.55)
Win a multiplayer match.
There are no guides
Unlocked by 847 tracked gamers (13% - TSA Ratio = 2.75)
Mind Control an Ethereal. Single player only.
There is 1 guide
Unlocked by 742 tracked gamers (11% - TSA Ratio = 2.94)
Beat the game on any difficulty.
There are no guides
Unlocked by 2,020 tracked gamers (31% - TSA Ratio = 1.78)
Beat the game on Classic difficulty.
There are no guides
Unlocked by 525 tracked gamers (8% - TSA Ratio = 3.50)
Beat the game on Impossible difficulty.
-0.3There is 1 guide
Unlocked by 243 tracked gamers (4% - TSA Ratio = 5.16)
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
-0.1There are no guides
Unlocked by 388 tracked gamers (6% - TSA Ratio = 4.08)
Kill 50 aliens with explosive weapons.
There are no guides
Unlocked by 2,165 tracked gamers (34% - TSA Ratio = 1.72)
Kill 150 aliens.
There are no guides
Unlocked by 3,840 tracked gamers (59% - TSA Ratio = 1.29)
Kill 500 aliens.
There are no guides
Unlocked by 2,309 tracked gamers (36% - TSA Ratio = 1.67)
Shoot down 40 UFOs.
There are 2 guides
Unlocked by 475 tracked gamers (7% - TSA Ratio = 3.68)
Have a soldier survive every mission in a full game.
There are no guides
Unlocked by 383 tracked gamers (6% - TSA Ratio = 4.10)
Earn the "Excellent" rating in every performance category on a terror mission.
There are no guides
Unlocked by 3,036 tracked gamers (47% - TSA Ratio = 1.45)
In a single game, complete every Research Project.
There is 1 guide
Unlocked by 808 tracked gamers (13% - TSA Ratio = 2.82)
Kill an alien while flying. Single player only.
There is 1 guide
Unlocked by 1,617 tracked gamers (25% - TSA Ratio = 1.99)
In a single game, complete every Autopsy.
There are no guides
Unlocked by 2,403 tracked gamers (37% - TSA Ratio = 1.63)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,585 tracked gamers (40% - TSA Ratio = 1.57)
Continue playing to unlock this achievement. (Secret)
Unlocked by 4,592 tracked gamers (71% - TSA Ratio = 1.18)
Continue playing to unlock this achievement. (Secret)
Unlocked by 4,006 tracked gamers (62% - TSA Ratio = 1.26)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,857 tracked gamers (60% - TSA Ratio = 1.29)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,734 tracked gamers (42% - TSA Ratio = 1.53)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,297 tracked gamers (36% - TSA Ratio = 1.67)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,819 tracked gamers (44% - TSA Ratio = 1.51)
Launch a Satellite.
There are no guides
Unlocked by 5,546 tracked gamers (86% - TSA Ratio = 1.07)
Get satellite coverage over every country on one continent.
There is 1 guide
Unlocked by 3,129 tracked gamers (48% - TSA Ratio = 1.43)
In a single game, shoot down one of each alien craft.
There are no guides
Unlocked by 1,178 tracked gamers (18% - TSA Ratio = 2.33)
Build a suit of powered armor.
There are no guides
Unlocked by 2,937 tracked gamers (45% - TSA Ratio = 1.48)
Play a multiplayer match against someone with this achievement.
There is 1 guide
Unlocked by 607 tracked gamers (9% - TSA Ratio = 3.25)
Complete a mission without losing a soldier.
There are no guides
Unlocked by 5,924 tracked gamers (92% - TSA Ratio = 1.04)
Advance one of your soldiers to Colonel rank.
There are no guides
Unlocked by 3,464 tracked gamers (54% - TSA Ratio = 1.36)
Acquire 1000 credits in one month.
There are no guides
Unlocked by 2,927 tracked gamers (45% - TSA Ratio = 1.48)
Staff the Research Labs with 80 scientists.
There are no guides
Unlocked by 1,940 tracked gamers (30% - TSA Ratio = 1.82)
Staff the Engineering Department with 80 engineers.
There are no guides
Unlocked by 2,128 tracked gamers (33% - TSA Ratio = 1.74)
In a single game, complete every Foundry project.
There are no guides
Unlocked by 1,174 tracked gamers (18% - TSA Ratio = 2.34)
Build a S.H.I.V.
There are no guides
Unlocked by 2,479 tracked gamers (38% - TSA Ratio = 1.61)
Build a Laboratory.
There are no guides
Unlocked by 3,797 tracked gamers (59% - TSA Ratio = 1.30)
Build a Workshop.
There are no guides
Unlocked by 4,123 tracked gamers (64% - TSA Ratio = 1.25)
Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
There is 1 guide
Unlocked by 510 tracked gamers (8% - TSA Ratio = 3.55)
Win the game from each of the 5 starting locations.
-0.3There is 1 guide
Unlocked by 155 tracked gamers (2% - TSA Ratio = 6.44)
Complete a Research Project.
There are no guides
Unlocked by 5,891 tracked gamers (91% - TSA Ratio = 1.04)
Build a base facility.
There are no guides
Unlocked by 5,271 tracked gamers (82% - TSA Ratio = 1.10)
Build an item.
There are no guides
Unlocked by 5,865 tracked gamers (91% - TSA Ratio = 1.04)
Gain access to the lowest level in your base.
There is 1 guide
Unlocked by 2,945 tracked gamers (46% - TSA Ratio = 1.47)
Fulfill a Council request.
There are no guides
Unlocked by 4,634 tracked gamers (72% - TSA Ratio = 1.17)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,431 tracked gamers (38% - TSA Ratio = 1.62)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,149 tracked gamers (49% - TSA Ratio = 1.43)
Shoot down a UFO.
There are no guides
Unlocked by 5,485 tracked gamers (85% - TSA Ratio = 1.08)
Complete the tutorial mission.
There are no guides
Unlocked by 5,909 tracked gamers (91% - TSA Ratio = 1.04)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,160 tracked gamers (33% - TSA Ratio = 1.72)
Win a mission with an all-female squad. Single player only.
There are no guides
Unlocked by 2,113 tracked gamers (33% - TSA Ratio = 1.74)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,224 tracked gamers (100% - TSA Ratio = 1.30)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,895 tracked gamers (85% - TSA Ratio = 1.41)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,718 tracked gamers (77% - TSA Ratio = 1.48)
Continue playing to unlock this achievement. (Secret)
Unlocked by 680 tracked gamers (30% - TSA Ratio = 2.36)
Continue playing to unlock this achievement. (Secret)
Unlocked by 789 tracked gamers (35% - TSA Ratio = 2.19)
Augment a soldier in single player
There are no guides
Unlocked by 1,753 tracked gamers (76% - TSA Ratio = 1.48)
Modify a soldier in single player
There are no guides
Unlocked by 1,805 tracked gamers (78% - TSA Ratio = 1.46)
Get a Soldier to have 5 modifications in single player
There are no guides
Unlocked by 1,021 tracked gamers (44% - TSA Ratio = 1.94)
Deploy three tactical subsystems on a single soldier in single player
There are no guides
Unlocked by 1,172 tracked gamers (51% - TSA Ratio = 1.81)
Deal with the newest global threat
There are no guides
Unlocked by 1,220 tracked gamers (53% - TSA Ratio = 1.77)
Eliminate all alien waves
There are no guides
Unlocked by 1,371 tracked gamers (59% - TSA Ratio = 1.67)
Eradicate the infestation
There are no guides
Unlocked by 1,531 tracked gamers (66% - TSA Ratio = 1.58)
Beat the game without buying a Squad Size upgrade (Classic+ difficulty)
-0.2There are no guides
Unlocked by 224 tracked gamers (10% - TSA Ratio = 4.15)
Field a fully enhanced squad and win the mission
There are no guides
Unlocked by 859 tracked gamers (37% - TSA Ratio = 2.11)
Eliminate an enemy's shield and kill it on the same turn in single player
There are no guides
Unlocked by 1,520 tracked gamers (66% - TSA Ratio = 1.59)
Kill a Muton Berserker in melee combat in single player
There is 1 guide
Unlocked by 849 tracked gamers (37% - TSA Ratio = 2.13)
Stop a squad member from suffocating in single player
There are no guides
Unlocked by 2,256 tracked gamers (97% - TSA Ratio = 1.30)
Make certain of the new threat's location
There are no guides
Unlocked by 995 tracked gamers (43% - TSA Ratio = 1.96)
Jump two stories in one move in single player
There are no guides
Unlocked by 1,059 tracked gamers (46% - TSA Ratio = 1.90)
Use Collateral Damage to blow up a car in single player
There are no guides
Unlocked by 955 tracked gamers (41% - TSA Ratio = 2.01)
Field a squad with 4 augmented soldiers, each with a different base ability and win the mission
There are no guides
Unlocked by 389 tracked gamers (17% - TSA Ratio = 3.14)
Field a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission
There are no guides
Unlocked by 460 tracked gamers (20% - TSA Ratio = 2.89)
Field a squad where all members have at least two modifications (min. 4) and win the mission
-0.1There are no guides
Unlocked by 524 tracked gamers (23% - TSA Ratio = 2.71)
Kill an enemy as it is psionically attacking you in single player
There are no guides
Unlocked by 483 tracked gamers (21% - TSA Ratio = 2.82)
Proc Combat Rush on the entire squad (min. 4)
There are no guides
Unlocked by 890 tracked gamers (38% - TSA Ratio = 2.08)
Have your special-duty soldier kill three enemies in the same mission
There are no guides
Unlocked by 957 tracked gamers (41% - TSA Ratio = 2.00)
Kill an elite enemy Sniper with one of your own snipers in single player
There are no guides
Unlocked by 1,398 tracked gamers (60% - TSA Ratio = 1.66)
Kill an elite enemy Medic with explosive damage in single player
There are no guides
Unlocked by 1,179 tracked gamers (51% - TSA Ratio = 1.80)
Kill an unseen enemy detected by a specially modified soldier in single player
There are no guides
Unlocked by 541 tracked gamers (23% - TSA Ratio = 2.67)
Cause an enemy to suicide
There are 2 guides
Unlocked by 1,098 tracked gamers (47% - TSA Ratio = 1.87)
Complete Deluge
There are no guides
Unlocked by 1,228 tracked gamers (53% - TSA Ratio = 1.77)
Complete Furies
There are no guides
Unlocked by 1,121 tracked gamers (48% - TSA Ratio = 1.85)
Beat a new special mission without losing any assets
There are no guides
Unlocked by 1,597 tracked gamers (69% - TSA Ratio = 1.55)
Designate a highly decorated soldier as the Volunteer
There are no guides
Unlocked by 400 tracked gamers (17% - TSA Ratio = 3.10)
Get at least 4 kills with XCOM Base Security personnel
There are no guides
Unlocked by 1,288 tracked gamers (56% - TSA Ratio = 1.73)