4.5
out of 5
from 266 votes
There are 85 XCOM: Enemy Unknown achievements (50 without DLC) worth 1,753
6,205 tracked gamers have this game, 118 have completed it (1.90%)
Beat the game in Ironman mode on Classic or Impossible Difficulty.
There is 1 guide
Unlocked by 297 tracked gamers (5% - TSA Ratio = 4.58)
Win a multiplayer match.
There are no guides
Unlocked by 804 tracked gamers (13% - TSA Ratio = 2.77)
Mind Control an Ethereal. Single player only.
There is 1 guide
Unlocked by 716 tracked gamers (12% - TSA Ratio = 2.94)
Beat the game on any difficulty.
There are no guides
Unlocked by 1,934 tracked gamers (31% - TSA Ratio = 1.79)
Beat the game on Classic difficulty.
There are no guides
Unlocked by 504 tracked gamers (8% - TSA Ratio = 3.51)
Beat the game on Impossible difficulty.
-0.1There is 1 guide
Unlocked by 231 tracked gamers (4% - TSA Ratio = 5.20)
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
There are no guides
Unlocked by 376 tracked gamers (6% - TSA Ratio = 4.07)
Kill 50 aliens with explosive weapons.
There are no guides
Unlocked by 2,066 tracked gamers (33% - TSA Ratio = 1.73)
Kill 150 aliens.
There are no guides
Unlocked by 3,668 tracked gamers (59% - TSA Ratio = 1.30)
Kill 500 aliens.
There are no guides
Unlocked by 2,207 tracked gamers (35% - TSA Ratio = 1.67)
Shoot down 40 UFOs.
-0.2There are 2 guides
Unlocked by 450 tracked gamers (7% - TSA Ratio = 3.71)
Have a soldier survive every mission in a full game.
There are no guides
Unlocked by 367 tracked gamers (6% - TSA Ratio = 4.12)
Earn the "Excellent" rating in every performance category on a terror mission.
There are no guides
Unlocked by 2,896 tracked gamers (47% - TSA Ratio = 1.46)
In a single game, complete every Research Project.
There is 1 guide
Unlocked by 775 tracked gamers (12% - TSA Ratio = 2.82)
Kill an alien while flying. Single player only.
There is 1 guide
Unlocked by 1,547 tracked gamers (25% - TSA Ratio = 2.00)
In a single game, complete every Autopsy.
There are no guides
Unlocked by 2,297 tracked gamers (37% - TSA Ratio = 1.64)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,469 tracked gamers (40% - TSA Ratio = 1.58)
Continue playing to unlock this achievement. (Secret)
Unlocked by 4,387 tracked gamers (71% - TSA Ratio = 1.18)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,829 tracked gamers (62% - TSA Ratio = 1.27)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,684 tracked gamers (59% - TSA Ratio = 1.29)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,611 tracked gamers (42% - TSA Ratio = 1.54)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,198 tracked gamers (35% - TSA Ratio = 1.68)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,691 tracked gamers (43% - TSA Ratio = 1.51)
Launch a Satellite.
There are no guides
Unlocked by 5,300 tracked gamers (85% - TSA Ratio = 1.08)
Get satellite coverage over every country on one continent.
There is 1 guide
Unlocked by 2,987 tracked gamers (48% - TSA Ratio = 1.44)
In a single game, shoot down one of each alien craft.
There are no guides
Unlocked by 1,134 tracked gamers (18% - TSA Ratio = 2.33)
Build a suit of powered armor.
There are no guides
Unlocked by 2,807 tracked gamers (45% - TSA Ratio = 1.48)
Play a multiplayer match against someone with this achievement.
There is 1 guide
Unlocked by 584 tracked gamers (9% - TSA Ratio = 3.26)
Complete a mission without losing a soldier.
There are no guides
Unlocked by 5,661 tracked gamers (91% - TSA Ratio = 1.04)
Advance one of your soldiers to Colonel rank.
There are no guides
Unlocked by 3,312 tracked gamers (53% - TSA Ratio = 1.36)
Acquire 1000 credits in one month.
There are no guides
Unlocked by 2,791 tracked gamers (45% - TSA Ratio = 1.49)
Staff the Research Labs with 80 scientists.
There are no guides
Unlocked by 1,855 tracked gamers (30% - TSA Ratio = 1.82)
Staff the Engineering Department with 80 engineers.
There are no guides
Unlocked by 2,030 tracked gamers (33% - TSA Ratio = 1.74)
In a single game, complete every Foundry project.
There are no guides
Unlocked by 1,126 tracked gamers (18% - TSA Ratio = 2.34)
Build a S.H.I.V.
There are no guides
Unlocked by 2,370 tracked gamers (38% - TSA Ratio = 1.61)
Build a Laboratory.
There are no guides
Unlocked by 3,631 tracked gamers (58% - TSA Ratio = 1.30)
Build a Workshop.
There are no guides
Unlocked by 3,937 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 484 tracked gamers (8% - TSA Ratio = 3.58)
Win the game from each of the 5 starting locations.
-0.4There is 1 guide
Unlocked by 150 tracked gamers (2% - TSA Ratio = 6.44)
Complete a Research Project.
There are no guides
Unlocked by 5,627 tracked gamers (91% - TSA Ratio = 1.04)
Build a base facility.
There are no guides
Unlocked by 5,035 tracked gamers (81% - TSA Ratio = 1.10)
Build an item.
There are no guides
Unlocked by 5,605 tracked gamers (90% - TSA Ratio = 1.05)
Gain access to the lowest level in your base.
There is 1 guide
Unlocked by 2,816 tracked gamers (45% - TSA Ratio = 1.48)
Fulfill a Council request.
There are no guides
Unlocked by 4,432 tracked gamers (71% - TSA Ratio = 1.18)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,326 tracked gamers (37% - TSA Ratio = 1.63)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,008 tracked gamers (48% - TSA Ratio = 1.43)
Shoot down a UFO.
There are no guides
Unlocked by 5,242 tracked gamers (84% - TSA Ratio = 1.08)
Complete the tutorial mission.
There are no guides
Unlocked by 5,657 tracked gamers (91% - TSA Ratio = 1.04)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,065 tracked gamers (33% - TSA Ratio = 1.73)
Win a mission with an all-female squad. Single player only.
There are no guides
Unlocked by 2,025 tracked gamers (33% - TSA Ratio = 1.75)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,111 tracked gamers (100% - TSA Ratio = 1.30)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,808 tracked gamers (85% - TSA Ratio = 1.41)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,638 tracked gamers (77% - TSA Ratio = 1.48)
Continue playing to unlock this achievement. (Secret)
Unlocked by 655 tracked gamers (31% - TSA Ratio = 2.35)
Continue playing to unlock this achievement. (Secret)
Unlocked by 749 tracked gamers (35% - TSA Ratio = 2.20)
Augment a soldier in single player
There are no guides
Unlocked by 1,667 tracked gamers (76% - TSA Ratio = 1.48)
Modify a soldier in single player
There are no guides
Unlocked by 1,717 tracked gamers (78% - TSA Ratio = 1.46)
Get a Soldier to have 5 modifications in single player
There are no guides
Unlocked by 973 tracked gamers (44% - TSA Ratio = 1.94)
Deploy three tactical subsystems on a single soldier in single player
There are no guides
Unlocked by 1,116 tracked gamers (51% - TSA Ratio = 1.81)
Deal with the newest global threat
There are no guides
Unlocked by 1,164 tracked gamers (53% - TSA Ratio = 1.78)
Eliminate all alien waves
There are no guides
Unlocked by 1,307 tracked gamers (59% - TSA Ratio = 1.68)
Eradicate the infestation
There are no guides
Unlocked by 1,466 tracked gamers (67% - TSA Ratio = 1.58)
Beat the game without buying a Squad Size upgrade (Classic+ difficulty)
-0.2There are no guides
Unlocked by 215 tracked gamers (10% - TSA Ratio = 4.15)
Field a fully enhanced squad and win the mission
There are no guides
Unlocked by 817 tracked gamers (37% - TSA Ratio = 2.12)
Eliminate an enemy's shield and kill it on the same turn in single player
There are no guides
Unlocked by 1,448 tracked gamers (66% - TSA Ratio = 1.59)
Kill a Muton Berserker in melee combat in single player
There is 1 guide
Unlocked by 807 tracked gamers (37% - TSA Ratio = 2.14)
Stop a squad member from suffocating in single player
There are no guides
Unlocked by 2,140 tracked gamers (97% - TSA Ratio = 1.31)
Make certain of the new threat's location
There are no guides
Unlocked by 948 tracked gamers (43% - TSA Ratio = 1.97)
Jump two stories in one move in single player
There are no guides
Unlocked by 1,001 tracked gamers (46% - TSA Ratio = 1.92)
Use Collateral Damage to blow up a car in single player
There are no guides
Unlocked by 908 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 369 tracked gamers (17% - TSA Ratio = 3.16)
Field a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission
There are no guides
Unlocked by 442 tracked gamers (20% - TSA Ratio = 2.89)
Field a squad where all members have at least two modifications (min. 4) and win the mission
There are no guides
Unlocked by 497 tracked gamers (23% - TSA Ratio = 2.73)
Kill an enemy as it is psionically attacking you in single player
There are no guides
Unlocked by 460 tracked gamers (21% - TSA Ratio = 2.83)
Proc Combat Rush on the entire squad (min. 4)
There are no guides
Unlocked by 845 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 909 tracked gamers (41% - TSA Ratio = 2.01)
Kill an elite enemy Sniper with one of your own snipers in single player
There are no guides
Unlocked by 1,336 tracked gamers (61% - TSA Ratio = 1.66)
Kill an elite enemy Medic with explosive damage in single player
There are no guides
Unlocked by 1,122 tracked gamers (51% - TSA Ratio = 1.81)
Kill an unseen enemy detected by a specially modified soldier in single player
There are no guides
Unlocked by 513 tracked gamers (23% - TSA Ratio = 2.68)
Cause an enemy to suicide
There are 2 guides
Unlocked by 1,044 tracked gamers (47% - TSA Ratio = 1.88)
Complete Deluge
There are no guides
Unlocked by 1,173 tracked gamers (53% - TSA Ratio = 1.77)
Complete Furies
There are no guides
Unlocked by 1,073 tracked gamers (49% - TSA Ratio = 1.85)
Beat a new special mission without losing any assets
There are no guides
Unlocked by 1,522 tracked gamers (69% - TSA Ratio = 1.55)
Designate a highly decorated soldier as the Volunteer
There are no guides
Unlocked by 381 tracked gamers (17% - TSA Ratio = 3.11)
Get at least 4 kills with XCOM Base Security personnel
There are no guides
Unlocked by 1,230 tracked gamers (56% - TSA Ratio = 1.73)