XCOM: Enemy Unknown


Legendary

Beat the game in Ironman mode on Classic or Impossible difficulty.


Ultra Rare

Xavier

10 Secret

Mind Control an Ethereal. Single player only.


Rare

Legendary

Beat the game on Classic difficulty.


Legendary

Beat the game on Impossible difficulty.


Legendary

Clear a UFO crash site with one soldier on Classic or Impossible difficulty.


Rare

Kill 50 aliens with explosive weapons.


Ultra Rare

Have a soldier survive every mission in a full game.


Rare

Earn the "Excellent" rating in every performance category on a terror mission.


Ultra Rare

Edison

25

In a single game, complete every Research Project.


Rare

Angel of Death

10 Secret

Kill an alien while flying. Single player only.


Rare

Rare

Beyond the Veil

10 Secret

Find a soldier with the Gift.


Uncommon

Uncommon

Uncommon

X Marks the Spot

10 Secret

Uncover the alien base's location.


Rare

Rare

Get satellite coverage over every country on one continent.


Ultra Rare

In a single game, shoot down one of each alien craft.


Rare

Legendary

Poison Control

10 Secret

Cure poison on five soldiers in a single mission. Single player only.


Common

Complete a mission without losing a soldier.


Rare

Advance one of your soldiers to Colonel rank.


Rare

Rare

Staff the Research Labs with 80 scientists.


Rare

Staff the Engineering Department with 80 engineers


Ultra Rare

In a single game, complete every Foundry project.


Legendary

Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.


Legendary

Win the game from each of the 5 starting locations.


Rare

Gain access to the lowest level in your base.


Uncommon

Rare

Successfully assault an Overseer UFO.


Rare

Off My Planet

25 Secret

Recover the Hyperwave Beacon.


Common

Rare

The Volunteer

10 Secret

Make contact with the Ethereal hive mind.


Ultra Rare

Win a mission with an all-female squad. Single player only.

DLC: Slingshot Content Pack

5 Achievements worth 100 Gamerscore

Ultra Rare

Complete Friends in Low Places.


Ultra Rare

Legendary

Take your new ally into the final challenge.


Legendary

Complete Confounding Light with more than 3 turns left on the timer.

55
1100
717
202
15
Platform
Xbox 360