No Looking Back
Not unlocked yetBeat the game in Ironman mode on Classic or Impossible Difficulty.
Meet New People. Then Kill Them.
Not unlocked yetWin a multiplayer match.
Xavier
Not unlocked yetMind Control an Ethereal. Single player only.
Humanity's Savior
Not unlocked yetBeat the game on any difficulty.
Earth First
Not unlocked yetBeat the game on Classic difficulty.
Our Finest Hour
Not unlocked yetBeat the game on Impossible difficulty.
Lone Wolf
Not unlocked yetClear a UFO crash site with one soldier on Classic or Impossible difficulty.
Bada Boom
Not unlocked yetKill 50 aliens with explosive weapons.
Welcoming Committee
Not unlocked yetKill 150 aliens.
Pale Horse
Not unlocked yetKill 500 aliens.
Shooting Stars
Not unlocked yetShoot down 40 UFOs.
Ain't No Cavalry Comin'
Not unlocked yetHave a soldier survive every mission in a full game.
As A Scalpel
Not unlocked yetEarn the "Excellent" rating in every performance category on a terror mission.
Edison
Not unlocked yetIn a single game, complete every Research Project.
Angel of Death
Not unlocked yetKill an alien while flying. Single player only.
All Employees Must Wash Hands…
Not unlocked yetIn a single game, complete every Autopsy.
Beyond the Veil
Not unlocked yetFind a soldier with the Gift.
Prisoner of War
Not unlocked yetCapture a live alien.
The Gatekeeper
Not unlocked yetStun an Outsider.
X Marks the Spot
Not unlocked yetUncover the alien base's location.
See All, Know All
Not unlocked yetBuild the Hyperwave Relay.
On the Shoulders of Giants
Not unlocked yetBuild the Gollop Chamber.
Ride the Lightning
Not unlocked yetBuild a Firestorm.
Eye in the Sky
Not unlocked yetLaunch a Satellite.