4.5
out of 5
from 270 votes
There are 85 XCOM: Enemy Unknown achievements (50 without DLC) worth 1,746
6,583 tracked gamers have this game, 128 have completed it (1.94%)
Beat the game in Ironman mode on Classic or Impossible Difficulty.
+0.2There is 1 guide
Unlocked by 321 tracked gamers (5% - TSA Ratio = 4.52)
Win a multiplayer match.
There are no guides
Unlocked by 865 tracked gamers (13% - TSA Ratio = 2.76)
Mind Control an Ethereal. Single player only.
There is 1 guide
Unlocked by 762 tracked gamers (12% - TSA Ratio = 2.94)
Beat the game on any difficulty.
There are no guides
Unlocked by 2,070 tracked gamers (31% - TSA Ratio = 1.78)
Beat the game on Classic difficulty.
There are no guides
Unlocked by 541 tracked gamers (8% - TSA Ratio = 3.48)
Beat the game on Impossible difficulty.
+0.2There is 1 guide
Unlocked by 252 tracked gamers (4% - TSA Ratio = 5.11)
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
+0.2There are no guides
Unlocked by 398 tracked gamers (6% - TSA Ratio = 4.07)
Kill 50 aliens with explosive weapons.
There are no guides
Unlocked by 2,214 tracked gamers (34% - TSA Ratio = 1.72)
Kill 150 aliens.
There are no guides
Unlocked by 3,926 tracked gamers (60% - TSA Ratio = 1.29)
Kill 500 aliens.
There are no guides
Unlocked by 2,358 tracked gamers (36% - TSA Ratio = 1.67)
Shoot down 40 UFOs.
There are 2 guides
Unlocked by 485 tracked gamers (7% - TSA Ratio = 3.68)
Have a soldier survive every mission in a full game.
+0.2There are no guides
Unlocked by 390 tracked gamers (6% - TSA Ratio = 4.11)
Earn the "Excellent" rating in every performance category on a terror mission.
There are no guides
Unlocked by 3,105 tracked gamers (47% - TSA Ratio = 1.45)
In a single game, complete every Research Project.
There is 1 guide
Unlocked by 824 tracked gamers (12% - TSA Ratio = 2.82)
Kill an alien while flying. Single player only.
There is 1 guide
Unlocked by 1,656 tracked gamers (25% - TSA Ratio = 1.99)
In a single game, complete every Autopsy.
There are no guides
Unlocked by 2,458 tracked gamers (37% - TSA Ratio = 1.63)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,646 tracked gamers (40% - TSA Ratio = 1.57)
Continue playing to unlock this achievement. (Secret)
Unlocked by 4,696 tracked gamers (71% - TSA Ratio = 1.18)
Continue playing to unlock this achievement. (Secret)
Unlocked by 4,096 tracked gamers (62% - TSA Ratio = 1.26)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,944 tracked gamers (60% - TSA Ratio = 1.29)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,795 tracked gamers (42% - TSA Ratio = 1.53)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,351 tracked gamers (36% - TSA Ratio = 1.67)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,880 tracked gamers (44% - TSA Ratio = 1.51)
Launch a Satellite.
There are no guides
Unlocked by 5,672 tracked gamers (86% - TSA Ratio = 1.07)
Get satellite coverage over every country on one continent.
There is 1 guide
Unlocked by 3,204 tracked gamers (49% - TSA Ratio = 1.43)
In a single game, shoot down one of each alien craft.
There are no guides
Unlocked by 1,205 tracked gamers (18% - TSA Ratio = 2.33)
Build a suit of powered armor.
There are no guides
Unlocked by 3,007 tracked gamers (46% - TSA Ratio = 1.47)
Play a multiplayer match against someone with this achievement.
There is 1 guide
Unlocked by 620 tracked gamers (9% - TSA Ratio = 3.26)
Complete a mission without losing a soldier.
There are no guides
Unlocked by 6,059 tracked gamers (92% - TSA Ratio = 1.04)
Advance one of your soldiers to Colonel rank.
There are no guides
Unlocked by 3,540 tracked gamers (54% - TSA Ratio = 1.36)
Acquire 1000 credits in one month.
There are no guides
Unlocked by 2,993 tracked gamers (45% - TSA Ratio = 1.48)
Staff the Research Labs with 80 scientists.
There are no guides
Unlocked by 1,988 tracked gamers (30% - TSA Ratio = 1.81)
Staff the Engineering Department with 80 engineers.
There are no guides
Unlocked by 2,176 tracked gamers (33% - TSA Ratio = 1.73)
In a single game, complete every Foundry project.
There are no guides
Unlocked by 1,203 tracked gamers (18% - TSA Ratio = 2.33)
Build a S.H.I.V.
There are no guides
Unlocked by 2,535 tracked gamers (38% - TSA Ratio = 1.61)
Build a Laboratory.
There are no guides
Unlocked by 3,883 tracked gamers (59% - TSA Ratio = 1.30)
Build a Workshop.
There are no guides
Unlocked by 4,215 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 524 tracked gamers (8% - TSA Ratio = 3.54)
Win the game from each of the 5 starting locations.
+0.1There is 1 guide
Unlocked by 159 tracked gamers (2% - TSA Ratio = 6.43)
Complete a Research Project.
There are no guides
Unlocked by 6,022 tracked gamers (91% - TSA Ratio = 1.04)
Build a base facility.
There are no guides
Unlocked by 5,394 tracked gamers (82% - TSA Ratio = 1.10)
Build an item.
There are no guides
Unlocked by 5,996 tracked gamers (91% - TSA Ratio = 1.04)
Gain access to the lowest level in your base.
There is 1 guide
Unlocked by 3,014 tracked gamers (46% - TSA Ratio = 1.47)
Fulfill a Council request.
There are no guides
Unlocked by 4,737 tracked gamers (72% - TSA Ratio = 1.17)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,488 tracked gamers (38% - TSA Ratio = 1.62)
Continue playing to unlock this achievement. (Secret)
Unlocked by 3,221 tracked gamers (49% - TSA Ratio = 1.42)
Shoot down a UFO.
There are no guides
Unlocked by 5,615 tracked gamers (85% - TSA Ratio = 1.08)
Complete the tutorial mission.
There are no guides
Unlocked by 6,037 tracked gamers (92% - TSA Ratio = 1.04)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,211 tracked gamers (34% - TSA Ratio = 1.72)
Win a mission with an all-female squad. Single player only.
There are no guides
Unlocked by 2,160 tracked gamers (33% - TSA Ratio = 1.74)
Continue playing to unlock this achievement. (Secret)
Unlocked by 2,281 tracked gamers (100% - TSA Ratio = 1.30)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,942 tracked gamers (85% - TSA Ratio = 1.41)
Continue playing to unlock this achievement. (Secret)
Unlocked by 1,762 tracked gamers (77% - TSA Ratio = 1.48)
Continue playing to unlock this achievement. (Secret)
Unlocked by 704 tracked gamers (31% - TSA Ratio = 2.34)
Continue playing to unlock this achievement. (Secret)
Unlocked by 807 tracked gamers (35% - TSA Ratio = 2.19)
Augment a soldier in single player
There are no guides
Unlocked by 1,801 tracked gamers (76% - TSA Ratio = 1.48)
Modify a soldier in single player
There are no guides
Unlocked by 1,856 tracked gamers (78% - TSA Ratio = 1.45)
Get a Soldier to have 5 modifications in single player
There are no guides
Unlocked by 1,046 tracked gamers (44% - TSA Ratio = 1.94)
Deploy three tactical subsystems on a single soldier in single player
There are no guides
Unlocked by 1,198 tracked gamers (50% - TSA Ratio = 1.81)
Deal with the newest global threat
There are no guides
Unlocked by 1,249 tracked gamers (53% - TSA Ratio = 1.77)
Eliminate all alien waves
There are no guides
Unlocked by 1,404 tracked gamers (59% - TSA Ratio = 1.67)
Eradicate the infestation
There are no guides
Unlocked by 1,568 tracked gamers (66% - TSA Ratio = 1.58)
Beat the game without buying a Squad Size upgrade (Classic+ difficulty)
+0.1There are no guides
Unlocked by 228 tracked gamers (10% - TSA Ratio = 4.16)
Field a fully enhanced squad and win the mission
There are no guides
Unlocked by 883 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 1,557 tracked gamers (66% - TSA Ratio = 1.59)
Kill a Muton Berserker in melee combat in single player
There is 1 guide
Unlocked by 867 tracked gamers (36% - TSA Ratio = 2.13)
Stop a squad member from suffocating in single player
There are no guides
Unlocked by 2,316 tracked gamers (97% - TSA Ratio = 1.30)
Make certain of the new threat's location
There are no guides
Unlocked by 1,016 tracked gamers (43% - TSA Ratio = 1.97)
Jump two stories in one move in single player
There are no guides
Unlocked by 1,087 tracked gamers (46% - TSA Ratio = 1.90)
Use Collateral Damage to blow up a car in single player
There are no guides
Unlocked by 982 tracked gamers (41% - TSA Ratio = 2.00)
Field a squad with 4 augmented soldiers, each with a different base ability and win the mission
+0.1There are no guides
Unlocked by 397 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 470 tracked gamers (20% - TSA Ratio = 2.90)
Field a squad where all members have at least two modifications (min. 4) and win the mission
There are no guides
Unlocked by 537 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 495 tracked gamers (21% - TSA Ratio = 2.82)
Proc Combat Rush on the entire squad (min. 4)
There are no guides
Unlocked by 911 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 979 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 1,434 tracked gamers (60% - TSA Ratio = 1.66)
Kill an elite enemy Medic with explosive damage in single player
There are no guides
Unlocked by 1,210 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 559 tracked gamers (24% - TSA Ratio = 2.66)
Cause an enemy to suicide
There are 2 guides
Unlocked by 1,131 tracked gamers (48% - TSA Ratio = 1.86)
Complete Deluge
There are no guides
Unlocked by 1,256 tracked gamers (53% - TSA Ratio = 1.77)
Complete Furies
There are no guides
Unlocked by 1,147 tracked gamers (48% - TSA Ratio = 1.85)
Beat a new special mission without losing any assets
There are no guides
Unlocked by 1,639 tracked gamers (69% - TSA Ratio = 1.55)
Designate a highly decorated soldier as the Volunteer
+0.1There are no guides
Unlocked by 408 tracked gamers (17% - TSA Ratio = 3.11)
Get at least 4 kills with XCOM Base Security personnel
There are no guides
Unlocked by 1,314 tracked gamers (55% - TSA Ratio = 1.73)