XCOM: Enemy Unknown Achievements

Full list of all 55 XCOM: Enemy Unknown achievements worth 1,100 gamerscore. It takes around 80-100 hours to unlock all of the achievements in the base game.

The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 5 achievements worth 100 Gamerscore.

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Slingshot Content Pack

251
100
5
3.84
6,090
2,181 (36%)
2-3h
Slingshot Content Pack