XCOM: Enemy Unknown achievements
3,891
(1,100)

XCOM: Enemy Unknown

4.3 from 3288 votes

There are 55 XCOM: Enemy Unknown achievements (50 without DLC) worth 3,891 (1,100)

60,328 tracked gamers have this game, 701 have completed it (1.16%)

Achievement Details

Secret Achievement in XCOM: Enemy Unknown

Secret Achievement40 (25)

Continue playing to unlock this achievement. (Secret)

  • Unlocked by 23,025 tracked gamers (38% - TA Ratio = 1.61) 60,523  

Achievement Guide for Secret Achievement

AuthorSolution
Lewd Llama 69
601,581 (341,441)
Lewd Llama 69
Achievement won on 11 Oct 12
TA Score for this game: 1,385
Posted on 11 October 12 at 17:47
This solution has 4 positive votes and 2 negative votes. Please log in to vote.
You need to successfully complete the first story mission you unlock after researching the outsider shard. You'll need to create a skeleton key before your able to attempt the mission. Once you kill everything in that mission, the achievement will pop.
Please log in to comment on this solution.
Do you have a question about this achievement? Please post it in the XCOM: Enemy Unknown Forum

Related Achievements and Trophies