XCOM: Enemy Unknown achievements

13.94%

Solid Prospect

Complete Deluge

14.36%

Steel Martyr

Deploy three tactical subsystems on a single soldier.

15.54%

All Hands on Deck

Get at least 4 kills with XCOM Base Security personnel

16.56%

G’day

Kill an elite enemy Sniper with one of your own snipers in single player

16.96%

They Shall Not Pass

Eliminate all alien waves.

18.57%

Shieldbuster

Eliminate an enemy's shield and kill it on the same turn in single player

19.75%

Zom-B-Gone

Eradicate the infestation.

20.17%

Elite Defense

Beat a new special mission without losing any assets.

20.21%

And So It Begins...

Complete the tutorial mission.

21.11%

The Bigger They Are

Complete Gangplank.

23.02%

Who Needs Limbs?

Augment a soldier.

23.24%

Bait the Hook

Complete Confounding Light.

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