In a single game, complete every Foundry project.
Complete Gangplank.
Complete Confounding Light.
Complete Friends in Low Places.
Kill 50 aliens with explosive weapons.
Shoot down 40 UFOs.
Gain access to the lowest level in your base.
Build a Laboratory.
Kill 500 aliens.
Build a Workshop.
Beat the game on any difficulty.
In a single game, shoot down one of each alien craft.
Staff the Research Labs with 80 scientists.
In a single game, complete every Research Project.
Staff the Engineering Department with 80 engineers
In a single game, complete every Autopsy.
Build a suit of powered armor.
Get satellite coverage over every country on one continent.
Acquire 1000 credits in one month.
Advance one of your soldiers to Colonel rank.
Kill 150 aliens.
Build a S.H.I.V.
Fulfill a Council request.
Earn the "Excellent" rating in every performance category on a terror mission.
Build a base facility.
Shoot down a UFO.
Launch a Satellite.
Build an item.
Complete a Research Project.
Complete a mission without losing a soldier.
Complete the tutorial mission.
Beat the game in Ironman mode on Classic or Impossible difficulty.
Beat the game on Classic difficulty.
Beat the game on Impossible difficulty.
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
Have a soldier survive every mission in a full game.
Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
Win the game from each of the 5 starting locations.
Take your new ally into the final challenge.
Complete Confounding Light with more than 3 turns left on the timer.
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