• 

  No Looking Back

  Beat the game in Ironman mode on Classic or Impossible difficulty.

  100

  2.12% (1686.00)
• 

  Meet New People. Then Kill Them.

  Win a multiplayer match.

  25

  12.16% (294.00)
• 

  Xavier

  Mind Control an Ethereal. Single player only.

  10

  5.45% (656.00)
• 

  Humanity's Savior

  Beat the game on any difficulty.

  30

  21.18% (169.00)
• 

  Earth First

  Beat the game on Classic difficulty.

  60

  3.94% (907.00)
• 

  Our Finest Hour

  Beat the game on Impossible difficulty.

  90

  1.80% (1986.00)
• 

  Lone Wolf

  Clear a UFO crash site with one soldier on Classic or Impossible difficulty.

  20

  2.78% (1286.00)
• 

  Bada Boom

  Kill 50 aliens with explosive weapons.

  10

  22.74% (157.00)
• 

  Welcoming Committee

  Kill 150 aliens.

  20

  45.62% (78.00)
• 

  Pale Horse

  Kill 500 aliens.

  50

  24.37% (147.00)
• 

  Shooting Stars

  Shoot down 40 UFOs.

  35

  5.62% (636.00)
• 

  Ain't No Cavalry Comin'

  Have a soldier survive every mission in a full game.

  50

  3.67% (974.00)
• 

  As A Scalpel

  Earn the "Excellent" rating in every performance category on a terror mission.

  25

  32.59% (110.00)
• 

  Edison

  In a single game, complete every Research Project.

  25

  6.59% (542.00)
• 

  Angel of Death

  Kill an alien while flying. Single player only.

  10

  16.92% (211.00)
• 

  All Employees Must Wash Hands...

  In a single game, complete every Autopsy.

  10

  26.07% (137.00)
• 

  Beyond the Veil

  Find a soldier with the Gift.

  10

  28.53% (125.00)
• 

  Prisoner of War

  Capture a live alien.

  10

  55.13% (65.00)
• 

  The Gatekeeper

  Stun an Outsider.

  10

  47.30% (76.00)
• 

  X Marks the Spot

  Uncover the alien base's location.

  10

  45.21% (79.00)
• 

  See All, Know All

  Build the Hyperwave Relay.

  10

  30.25% (118.00)
• 

  On the Shoulders of Giants

  Build the Gollop Chamber.

  10

  24.85% (144.00)
• 

  Ride the Lightning

  Build a Firestorm.

  10

  32.68% (109.00)
• 

  Eye in the Sky

  Launch a Satellite.

  5

  74.64% (48.00)
• 

  All Together Now

  Get satellite coverage over every country on one continent.

  10

  35.65% (100.00)
• 

  Hunter/Killer

  In a single game, shoot down one of each alien craft.

  15

  13.60% (263.00)
• 

  Man No More

  Build a suit of powered armor.

  10

  34.89% (102.00)
• 

  Poison Control

  Cure poison on five soldiers in a single mission. Single player only.

  10

  2.92% (1224.00)
• 

  We Happy Few

  Complete a mission without losing a soldier.

  10

  82.45% (43.00)
• 

  The Hardest Road

  Advance one of your soldiers to Colonel rank.

  10

  41.35% (86.00)
• 

  Worth Every Penny

  Acquire 1000 credits in one month.

  20

  34.01% (105.00)
• 

  Oppenheimer

  Staff the Research Labs with 80 scientists.

  20

  22.33% (160.00)
• 

  One Gun at a Time

  Staff the Engineering Department with 80 engineers

  20

  23.76% (150.00)
• 

  Skunkworks

  In a single game, complete every Foundry project.

  20

  12.75% (280.00)
• 

  You Have 5 Seconds to Comply

  Build a S.H.I.V.

  10

  33.08% (108.00)
• 

  Theory...

  Build a Laboratory.

  10

  47.50% (75.00)
• 

  ...and Practice

  Build a Workshop.

  10

  51.36% (70.00)
• 

  Wet Work

  Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.

  10

  3.45% (1036.00)
• 

  A Continental Fellow

  Win the game from each of the 5 starting locations.

  50

  1.42% (2517.00)
• 

  What Wonders Await

  Complete a Research Project.

  5

  82.25% (43.00)
• 

  Up and Running

  Build a base facility.

  5

  69.21% (52.00)
• 

  Combat Ready

  Build an item.

  5

  82.04% (44.00)
• 

  Drums in the Deep

  Gain access to the lowest level in your base.

  10

  33.12% (108.00)
• 

  Happy to Oblige

  Fulfill a Council request.

  15

  59.06% (61.00)
• 

  And Hell's Coming With Me

  Successfully assault an Overseer UFO.

  10

  26.45% (135.00)
• 

  Off My Planet

  Recover the Hyperwave Beacon.

  25

  35.18% (102.00)
• 

  Tables Turned

  Shoot down a UFO.

  10

  73.78% (48.00)
• 

  And So It Begins...

  Complete the tutorial mission.

  15

  97.14% (37.00)
• 

  The Volunteer

  Make contact with the Ethereal hive mind.

  10

  23.13% (155.00)
• 

  Flight of the Valkyries

  Win a mission with an all-female squad. Single player only.

  10

  12.31% (290.00)

Slingshot Content Pack Achievements

• 

  New Friend

  Complete Friends in Low Places.

  10

  6.46% (553.00)
• 

  Bait the Hook

  Complete Confounding Light.

  10

  5.88% (608.00)
• 

  The Bigger They Are

  Complete Gangplank.

  20

  5.51% (649.00)
• 

  Rising Dragon

  Take your new ally into the final challenge.

  30

  2.96% (1207.00)
• 

  All Aboard

  Complete Confounding Light with more than 3 turns left on the timer.

  30

  3.33% (1073.00)