Unlocked: Dec 16, 2012 8:11pm
Meet New People. Then Kill Them.
Win a multiplayer match.
Unlocked: Dec 26, 2012 3:43pm
Bada Boom
Kill 50 aliens with explosive weapons.
Unlocked: Dec 16, 2012 10:51am
Welcoming Committee
Kill 150 aliens.
Unlocked: Dec 20, 2012 4:16pm
Pale Horse
Kill 500 aliens.
Unlocked: Dec 15, 2012 6:35pm
As A Scalpel
Earn the "Excellent" rating in every performance category on a terror mission.
Unlocked: Jan 4, 2013 8:43am
Beyond the Veil
Find a soldier with the Gift.
Unlocked: Dec 15, 2012 3:14pm
Prisoner of War
Capture a live alien.
Unlocked: Dec 15, 2012 5:46pm
The Gatekeeper
Stun an Outsider.
Unlocked: Dec 15, 2012 6:38pm
X Marks the Spot
Uncover the alien base's location.
Unlocked: Jan 4, 2013 11:32am
See All, Know All
Build the Hyperwave Relay.
Unlocked: Dec 20, 2012 8:42pm
Ride the Lightning
Build a Firestorm.
Unlocked: Dec 15, 2012 3:04pm
Eye in the Sky
Launch a Satellite.
Unlocked: Dec 16, 2012 5:51pm
All Together Now
Get satellite coverage over every country on one continent.
Unlocked: Jan 4, 2013 12:55pm
Hunter/Killer
In a single game, shoot down one of each alien craft.
Unlocked: Dec 26, 2012 3:43pm
Man No More
Build a suit of powered armor.
Unlocked: Dec 15, 2012 1:30pm
We Happy Few
Complete a mission without losing a soldier.
Unlocked: Dec 16, 2012 6:33pm
The Hardest Road
Advance one of your soldiers to Colonel rank.
Unlocked: Dec 20, 2012 12:37pm
Worth Every Penny
Acquire 1000 credits in one month.
Unlocked: Jan 4, 2013 12:52pm
Oppenheimer
Staff the Research Labs with 80 scientists.
Unlocked: Jan 4, 2013 7:58am
One Gun at a Time
Staff the Engineering Department with 80 engineers.
Unlocked: Dec 20, 2012 10:48am
You Have 5 Seconds to Comply
Build a S.H.I.V.
Unlocked: Dec 15, 2012 2:30pm
Theory...
Build a Laboratory.
Unlocked: Dec 16, 2012 1:06pm
...and Practice.
Build a Workshop.
Unlocked: Dec 15, 2012 4:47pm
Wet Work
Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
Unlocked: Dec 15, 2012 2:13pm
What Wonders Await
Complete a Research Project.
Unlocked: Dec 15, 2012 2:30pm
Up and Running
Build a base facility.
Unlocked: Dec 15, 2012 1:49pm
Combat Ready
Build an item.
Unlocked: Jan 4, 2013 11:16am
Drums in the Deep
Gain access to the lowest level in your base.
Unlocked: Dec 15, 2012 4:11pm
Happy to Oblige
Fulfill a Council request.
Unlocked: Jan 4, 2013 1:21pm
And Hell's Coming With Me
Successfully assault an Overseer UFO.
Unlocked: Dec 26, 2012 3:43pm
Off My Planet
Recover the Hyperwave Beacon.
Unlocked: Dec 15, 2012 2:17pm
Tables Turned
Shoot down a UFO.
Unlocked: Dec 15, 2012 1:17pm
And So It Begins…
Complete the tutorial mission.
Unlocked: Dec 16, 2012 12:46pm
New Friend
Complete Friends in Low Places.
Unlocked: Dec 16, 2012 2:38pm
Bait the Hook
Complete Confounding Light.
Unlocked: Dec 16, 2012 4:55pm
The Bigger They Are
Complete Gangplank.
No Looking Back
Beat the game in Ironman mode on Classic or Impossible Difficulty.
Xavier
Mind Control an Ethereal. Single player only.
Humanity's Savior
Beat the game on any difficulty.
Earth First
Beat the game on Classic difficulty.
Our Finest Hour
Beat the game on Impossible difficulty.
Lone Wolf
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
Shooting Stars
Shoot down 40 UFOs.
Ain't No Cavalry Comin'
Have a soldier survive every mission in a full game.
Edison
In a single game, complete every Research Project.
Angel of Death
Kill an alien while flying. Single player only.
All Employees Must Wash Hands…
In a single game, complete every Autopsy.
Bubonic
Play a multiplayer match against someone with this achievement.
Skunkworks
In a single game, complete every Foundry project.
A Continental Fellow
Win the game from each of the 5 starting locations.
Flight of the Valkyries
Win a mission with an all-female squad. Single player only.