Achievements

Icon	Name	Description	Cost
	No Looking Back	Beat the game in Ironman mode on Classic or Impossible difficulty.	100
	Humanity's Savior	Beat the game on any difficulty.	30
	Earth First	Beat the game on Classic difficulty.	60
	Our Finest Hour	Beat the game on Impossible difficulty.	90
	Lone Wolf	Clear a UFO crash site with one soldier on Classic or Impossible difficulty.	20
	Bada Boom	Kill 50 aliens with explosive weapons.	10
	Welcoming Committee	Kill 150 aliens.	20
	Pale Horse	Kill 500 aliens.	50
	Shooting Stars	Shoot down 40 UFOs.	35
	Ain't No Cavalry Comin'	Have a soldier survive every mission in a full game.	50
	As A Scalpel	Earn the "Excellent" rating in every performance category on a terror mission.	25
	Edison	In a single game, complete every Research Project.	25
	All Employees Must Wash Hands...	In a single game, complete every Autopsy.	10
	Eye in the Sky	Launch a Satellite.	5
	All Together Now	Get satellite coverage over every country on one continent.	10
	Hunter/Killer	In a single game, shoot down one of each alien craft.	15
	Man No More	Build a suit of powered armor.	10
	We Happy Few	Complete a mission without losing a soldier.	10
	The Hardest Road	Advance one of your soldiers to Colonel rank.	10
	Worth Every Penny	Acquire 1000 credits in one month.	20
	Oppenheimer	Staff the Research Labs with 80 scientists.	20
	One Gun at a Time	Staff the Engineering Department with 80 engineers.	20
	Skunkworks	In a single game, complete every Foundry project.	20
	You Have 5 Seconds to Comply	Build a S.H.I.V.	10
	Theory...	Build a Laboratory	10.
	...and Practice	Build a Workshop.	10
	Wet Work	Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.	10
	A Continental Fellow	Win the game from each of the 5 starting locations.	50
	What Wonders Await	Complete a Research Project.	5
	Up and Running	Build a base facility.	5
	Combat Ready	Build an item.	5
	Drums in the Deep	Gain access to the lowest level in your base.	10
	Happy to Oblige	Fulfill a Council request.	15
	Tables Turned	Shoot down a UFO.	10
	And So It Begins...	Complete the tutorial mission.	15

Secret Achievements

Icon	Name	Description	Cost
	Meet New People. Then Kill Them.	Win a multiplayer match.	25
	Xavier	Mind Control an Ethereal. Single player only.	10
	Angel of Death	Kill an alien while flying. Single player only.	10
	Beyond the Veil	Find a soldier with the Gift.	10
	Prisoner of War	Capture a live alien.	10
	The Gatekeeper	Stun an Outsider.	10
	X Marks the Spot	Uncover the alien base's location.	10
	See All, Know All	Build the Hyperwave Relay.	10
	On the Shoulders of Giants	Build the Gollop Chamber.	10
	Ride the Lightning	Build a Firestorm.	10
	Poison Control	Cure poison on five soldiers in a single mission. Single player only.	10
	And Hell's Coming With Me	Successfully assault an Overseer UFO.	10
	Off My Planet	Recover the Hyperwave Beacon.	25
	The Volunteer	Make contact with the Ethereal hive mind.	10
	Flight of the Valkyries	Win a mission with an all-female squad. Single player only.	10

DLC Achievements

Icon	Name	Description	Cost
	All Aboard	Complete Confounding Light with more than 3 turns left on the timer.	?
	Bait the Hook	Complete Confounding Light.	?
	The Chase is On	Complete Portent	?
	Disaster Averted	Complete Deluge.	?
	Great Minds Think Alike	Complete Furies.	?
	New Friend	Complete Friends in Low Places	?
	No Sweat	Complete Deluge without activating more than 2 valves.	?
	Rising Dragon	Take Your New Ally Into The Final Challenge	?
	Saved to Savior	Have your newest ally volunteer for the most difficult duty.	?
	The Bigger They Are	Complete Gangplank	?