4.5
out of 5
from 256 votes
There are 85 XCOM: Enemy Unknown achievements (50 without DLC) worth 1,762
6,045 tracked gamers have this game, 110 have completed it (1.82%)
Beat the game in Ironman mode on Classic or Impossible Difficulty.
There is 1 guide
Unlocked by 285 tracked gamers (5% - TSA Ratio = 4.60)
Win a multiplayer match.
There are no guides
Unlocked by 770 tracked gamers (13% - TSA Ratio = 2.79)
Mind Control an Ethereal. Single player only.
There is 1 guide
Unlocked by 691 tracked gamers (11% - TSA Ratio = 2.95)
Beat the game on any difficulty.
There are no guides
Unlocked by 1,862 tracked gamers (31% - TSA Ratio = 1.79)
Beat the game on Classic difficulty.
There are no guides
Unlocked by 484 tracked gamers (8% - TSA Ratio = 3.53)
Beat the game on Impossible difficulty.
There is 1 guide
Unlocked by 218 tracked gamers (4% - TSA Ratio = 5.24)
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
There are no guides
Unlocked by 359 tracked gamers (6% - TSA Ratio = 4.10)
Kill 50 aliens with explosive weapons.
There are no guides
Unlocked by 1,993 tracked gamers (33% - TSA Ratio = 1.74)
Kill 150 aliens.
There are no guides
Unlocked by 3,542 tracked gamers (58% - TSA Ratio = 1.30)
Kill 500 aliens.
There are no guides
Unlocked by 2,131 tracked gamers (35% - TSA Ratio = 1.68)
Shoot down 40 UFOs.
There are 2 guides
Unlocked by 429 tracked gamers (7% - TSA Ratio = 3.76)
Have a soldier survive every mission in a full game.
There are no guides
Unlocked by 351 tracked gamers (6% - TSA Ratio = 4.14)
Earn the "Excellent" rating in every performance category on a terror mission.
There are no guides
Unlocked by 2,797 tracked gamers (46% - TSA Ratio = 1.46)
In a single game, complete every Research Project.
There is 1 guide
Unlocked by 744 tracked gamers (12% - TSA Ratio = 2.85)
Kill an alien while flying. Single player only.
There is 1 guide
Unlocked by 1,487 tracked gamers (25% - TSA Ratio = 2.01)
In a single game, complete every Autopsy.
There are no guides
Unlocked by 2,213 tracked gamers (36% - TSA Ratio = 1.65)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,378 tracked gamers (39% - TSA Ratio = 1.59)
Continue playing to unlock this achievement. (Secret)
Unlocked by 4,237 tracked gamers (70% - TSA Ratio = 1.19)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,703 tracked gamers (61% - TSA Ratio = 1.27)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,562 tracked gamers (59% - TSA Ratio = 1.30)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,516 tracked gamers (41% - TSA Ratio = 1.54)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,115 tracked gamers (35% - TSA Ratio = 1.68)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,596 tracked gamers (43% - TSA Ratio = 1.52)
Launch a Satellite.
There are no guides
Unlocked by 5,126 tracked gamers (84% - TSA Ratio = 1.08)
Get satellite coverage over every country on one continent.
There is 1 guide
Unlocked by 2,892 tracked gamers (48% - TSA Ratio = 1.44)
In a single game, shoot down one of each alien craft.
There are no guides
Unlocked by 1,090 tracked gamers (18% - TSA Ratio = 2.35)
Build a suit of powered armor.
There are no guides
Unlocked by 2,716 tracked gamers (45% - TSA Ratio = 1.49)
Play a multiplayer match against someone with this achievement.
There is 1 guide
Unlocked by 559 tracked gamers (9% - TSA Ratio = 3.28)
Complete a mission without losing a soldier.
There are no guides
Unlocked by 5,467 tracked gamers (90% - TSA Ratio = 1.04)
Advance one of your soldiers to Colonel rank.
There are no guides
Unlocked by 3,195 tracked gamers (53% - TSA Ratio = 1.37)
Acquire 1000 credits in one month.
There are no guides
Unlocked by 2,705 tracked gamers (45% - TSA Ratio = 1.49)
Staff the Research Labs with 80 scientists.
There are no guides
Unlocked by 1,786 tracked gamers (29% - TSA Ratio = 1.83)
Staff the Engineering Department with 80 engineers.
There are no guides
Unlocked by 1,959 tracked gamers (32% - TSA Ratio = 1.75)
In a single game, complete every Foundry project.
There are no guides
Unlocked by 1,085 tracked gamers (18% - TSA Ratio = 2.36)
Build a S.H.I.V.
There are no guides
Unlocked by 2,283 tracked gamers (38% - TSA Ratio = 1.62)
Build a Laboratory.
There are no guides
Unlocked by 3,499 tracked gamers (58% - TSA Ratio = 1.31)
Build a Workshop.
There are no guides
Unlocked by 3,806 tracked gamers (63% - 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 468 tracked gamers (8% - TSA Ratio = 3.59)
Win the game from each of the 5 starting locations.
There is 1 guide
Unlocked by 141 tracked gamers (2% - TSA Ratio = 6.57)
Complete a Research Project.
There are no guides
Unlocked by 5,437 tracked gamers (90% - TSA Ratio = 1.05)
Build a base facility.
There are no guides
Unlocked by 4,865 tracked gamers (80% - TSA Ratio = 1.11)
Build an item.
There are no guides
Unlocked by 5,417 tracked gamers (89% - TSA Ratio = 1.05)
Gain access to the lowest level in your base.
There is 1 guide
Unlocked by 2,715 tracked gamers (45% - TSA Ratio = 1.49)
Fulfill a Council request.
There are no guides
Unlocked by 4,284 tracked gamers (71% - TSA Ratio = 1.18)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,239 tracked gamers (37% - TSA Ratio = 1.64)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,900 tracked gamers (48% - TSA Ratio = 1.44)
Shoot down a UFO.
There are no guides
Unlocked by 5,068 tracked gamers (84% - TSA Ratio = 1.09)
Complete the tutorial mission.
There are no guides
Unlocked by 5,460 tracked gamers (90% - TSA Ratio = 1.05)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,986 tracked gamers (33% - TSA Ratio = 1.74)
Win a mission with an all-female squad. Single player only.
There are no guides
Unlocked by 1,949 tracked gamers (32% - TSA Ratio = 1.75)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,040 tracked gamers (99% - TSA Ratio = 1.31)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,746 tracked gamers (85% - TSA Ratio = 1.41)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,583 tracked gamers (77% - TSA Ratio = 1.48)
Continue playing to unlock this achievement. (Secret)
Unlocked by 627 tracked gamers (31% - TSA Ratio = 2.36)
Continue playing to unlock this achievement. (Secret)
Unlocked by 716 tracked gamers (35% - TSA Ratio = 2.21)
Augment a soldier in single player
There are no guides
Unlocked by 1,612 tracked gamers (75% - TSA Ratio = 1.49)
Modify a soldier in single player
There are no guides
Unlocked by 1,659 tracked gamers (78% - TSA Ratio = 1.46)
Get a Soldier to have 5 modifications in single player
There are no guides
Unlocked by 931 tracked gamers (44% - TSA Ratio = 1.95)
Deploy three tactical subsystems on a single soldier in single player
There are no guides
Unlocked by 1,074 tracked gamers (50% - TSA Ratio = 1.82)
Deal with the newest global threat
There are no guides
Unlocked by 1,112 tracked gamers (52% - TSA Ratio = 1.79)
Eliminate all alien waves
There are no guides
Unlocked by 1,254 tracked gamers (59% - TSA Ratio = 1.68)
Eradicate the infestation
There are no guides
Unlocked by 1,418 tracked gamers (66% - TSA Ratio = 1.58)
Beat the game without buying a Squad Size upgrade (Classic+ difficulty)
There are no guides
Unlocked by 203 tracked gamers (10% - TSA Ratio = 4.20)
Field a fully enhanced squad and win the mission
There are no guides
Unlocked by 785 tracked gamers (37% - TSA Ratio = 2.13)
Eliminate an enemy's shield and kill it on the same turn in single player
There are no guides
Unlocked by 1,396 tracked gamers (65% - TSA Ratio = 1.60)
Kill a Muton Berserker in melee combat in single player
There is 1 guide
Unlocked by 777 tracked gamers (36% - TSA Ratio = 2.14)
Stop a squad member from suffocating in single player
There are no guides
Unlocked by 2,071 tracked gamers (97% - TSA Ratio = 1.31)
Make certain of the new threat's location
There are no guides
Unlocked by 911 tracked gamers (43% - TSA Ratio = 1.98)
Jump two stories in one move in single player
There are no guides
Unlocked by 961 tracked gamers (45% - TSA Ratio = 1.93)
Use Collateral Damage to blow up a car in single player
There are no guides
Unlocked by 879 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 355 tracked gamers (17% - TSA Ratio = 3.17)
Field a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission
There are no guides
Unlocked by 423 tracked gamers (20% - TSA Ratio = 2.91)
Field a squad where all members have at least two modifications (min. 4) and win the mission
There are no guides
Unlocked by 477 tracked gamers (22% - TSA Ratio = 2.74)
Kill an enemy as it is psionically attacking you in single player
There are no guides
Unlocked by 437 tracked gamers (20% - TSA Ratio = 2.86)
Proc Combat Rush on the entire squad (min. 4)
There are no guides
Unlocked by 815 tracked gamers (38% - TSA Ratio = 2.09)
Have your special-duty soldier kill three enemies in the same mission
There are no guides
Unlocked by 870 tracked gamers (41% - TSA Ratio = 2.02)
Kill an elite enemy Sniper with one of your own snipers in single player
There are no guides
Unlocked by 1,287 tracked gamers (60% - TSA Ratio = 1.66)
Kill an elite enemy Medic with explosive damage in single player
There are no guides
Unlocked by 1,077 tracked gamers (50% - TSA Ratio = 1.82)
Kill an unseen enemy detected by a specially modified soldier in single player
There are no guides
Unlocked by 492 tracked gamers (23% - TSA Ratio = 2.69)
Cause an enemy to suicide
There are 2 guides
Unlocked by 1,003 tracked gamers (47% - TSA Ratio = 1.88)
Complete Deluge
There are no guides
Unlocked by 1,126 tracked gamers (53% - TSA Ratio = 1.78)
Complete Furies
There are no guides
Unlocked by 1,028 tracked gamers (48% - TSA Ratio = 1.86)
Beat a new special mission without losing any assets
There are no guides
Unlocked by 1,469 tracked gamers (69% - TSA Ratio = 1.56)
Designate a highly decorated soldier as the Volunteer
There are no guides
Unlocked by 369 tracked gamers (17% - TSA Ratio = 3.11)
Get at least 4 kills with XCOM Base Security personnel
There are no guides
Unlocked by 1,181 tracked gamers (55% - TSA Ratio = 1.74)