- Xbox 360
Combat Ready
Reward: 5 Points
Objective: Build an item.
Eye in the Sky
Reward: 5 Points
Objective: Launch a Satellite.
Up and Running
Reward: 5 Points
Objective: Build a base facility.
What Wonders Await
Reward: 5 Points
Objective: Complete a Research Project.
...and Practice
Reward: 10 Points
Objective: Build a Workshop.
All Employees Must Wash Hands...
Reward: 10 Points
Objective: In a single game, complete every Autopsy.
All Together Now
Reward: 10 Points
Objective: Get satellite coverage over every country on one continent.
Bada Boom
Reward: 10 Points
Objective: Kill 50 aliens with explosive weapons.
Drums in the Deep
Reward: 10 Points
Objective: Gain access to the lowest level in your base
Man No More
Reward: 10 Points
Objective: Build a suit of powered armor.
Tables Turned
Reward: 10 Points
Objective: Shoot down a UFO.
The Hardest Road
Reward: 10 Points
Objective: Advance one of your soldiers to Colonel rank.
Theory...
Reward: 10 Points
Objective: Build a Laboratory.
We Happy Few
Reward: 10 Points
Objective: Complete a mission without losing a soldier.
Wet Work
Reward: 10 Points
Objective: Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
You Have 5 Seconds to Comply
Reward: 10 Points
Objective: Build a S.H.I.V
And So It Begins...
Reward: 15 Points
Objective: Complete the tutorial mission.
Happy to Oblige
Reward: 15 Points
Objective: Fulfill a Council request.
Hunter/Killer
Reward: 15 Points
Objective: In a single game, shoot down one of each alien craft.
Lone Wolf
Reward: 20 Points
Objective: Clear a UFO crash site with one soldier on Classic or Impossible difficulty
One Gun at a Time
Reward: 20 Points
Objective: Staff the Engineering Department with 80 engineers
Oppenheimer
Reward: 20 Points
Objective: Staff the Research Labs with 80 scientists.
Skunkworks
Reward: 20 Points
Objective: In a single game, complete every Foundry project.
Welcoming Committee
Reward: 20 Points
Objective: Kill 150 aliens.
Worth Every Penny
Reward: 20 Points
Objective: Acquire 1000 credits in one month.
As A Scalpel
Reward: 25 Points
Objective: Earn the "Excellent" rating in every performance category on a terror mission.
Edison
Reward: 25 Points
Objective: In a single game, complete every Research Project.
Humanity's Savior
Reward: 30 Points
Objective: Beat the game on any difficulty.
Shooting Stars
Reward: 35 Points
Objective: Shoot down 40 UFOs.
A Continental Fellow
Reward: 50 Points
Objective: Win the game from each of the 5 starting locations.
Ain't No Cavalry Comin'
Reward: 50 Points
Objective: Have a soldier survive every mission in a full game.
Pale Horse
Reward: 50 Points
Objective: Kill 500 aliens.
Earth First
Reward: 60 Points
Objective: Beat the game on Classic difficulty.
Our Finest Hour
Reward: 90 Points
Objective: Beat the game on Impossible difficulty.
No Looking Back 1
Reward: 00 Points
Objective: Beat the game in Ironman mode on Classic or Impossible difficulty
Secret Achievements
And Hell's Coming With Me
Reward: 10 Points
Objective: Successfully assault an Overseer UFO.
Angel of Death
Reward: 10 Points
Objective: Kill an alien while flying. Single player only.
Beyond the Veil
Reward: 10 Points
Objective: Find a soldier with the Gift.
Flight of the Valkyries
Reward: 10 Points
Objective: Win a mission with an all-female squad. Single player only.
On the Shoulders of Giants
Reward: 10 Points
Objective: Build the Gollop Chamber.
Poison Control
Reward: 10 Points
Objective: Cure poison on five soldiers in a single mission. Single player only.
Prisoner of War
Reward: 10 Points
Objective: Capture a live alien.
Ride the Lightning
Reward: 10 Points
Objective: Build a Firestorm.
See All, Know All
Reward: 10 Points
Objective: Build the Hyperwave Relay.
The Gatekeeper
Reward: 10 Points
Objective: Stun an Outsider.
The Volunteer
Reward: 10 Points
Objective: Make contact with the Ethereal hive mind.
X Marks the Spot
Reward: 10 Points
Objective: Uncover the alien base's location.
Xavier
Reward: 10 Points
Objective: Mind Control an Ethereal. Single player only.
Meet New People. Then Kill Them.
Reward: 25 Points
Objective: Win a multiplayer match.
Off My Planet
Reward: 25 Points
Objective: Recover the Hyperwave Beacon.