XCOM: Enemy Unknown

XCOM: Enemy Unknown

55 Achievements

1,100

82-103h

Xbox 360
Xbox One
Xbox Series
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Base Game
Base Game

Base Game

50

1000

80-100h

No Looking Back

No Looking Back

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

100 8 Guides
Meet New People. Then Kill Them.

Meet New People. Then Kill Them.

Win a multiplayer match.

25 5 Guides
Xavier

Xavier

Mind Control an Ethereal. Single player only.

10 6 Guides
Humanity's Savior

Humanity's Savior

Beat the game on any difficulty.

30 2 Guides
Earth First

Earth First

Beat the game on Classic difficulty.

60 2 Guides
Our Finest Hour

Our Finest Hour

Beat the game on Impossible difficulty.

90 6 Guides
Lone Wolf

Lone Wolf

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

20 11 Guides
Bada Boom

Bada Boom

Kill 50 aliens with explosive weapons.

10 6 Guides
Welcoming Committee

Welcoming Committee

Kill 150 aliens.

20 3 Guides
Pale Horse

Pale Horse

Kill 500 aliens.

50 4 Guides
Shooting Stars

Shooting Stars

Shoot down 40 UFOs.

35 8 Guides
Ain't No Cavalry Comin'

Ain't No Cavalry Comin'

Have a soldier survive every mission in a full game.

50 7 Guides
As A Scalpel

As A Scalpel

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

25 5 Guides
Edison

Edison

In a single game, complete every Research Project.

25 6 Guides
Angel of Death

Angel of Death

Kill an alien while flying. Single player only.

10 6 Guides
All Employees Must Wash Hands...

All Employees Must Wash Hands...

In a single game, complete every Autopsy.

10 7 Guides
Beyond the Veil

Beyond the Veil

Find a soldier with the Gift.

10 4 Guides
Prisoner of War

Prisoner of War

Capture a live alien.

10 4 Guides
The Gatekeeper

The Gatekeeper

Stun an Outsider.

10 5 Guides
X Marks the Spot

X Marks the Spot

Uncover the alien base's location.

10 5 Guides
See All, Know All

See All, Know All

Build the Hyperwave Relay.

10 2 Guides
On the Shoulders of Giants

On the Shoulders of Giants

Build the Gollop Chamber.

10 2 Guides
Ride the Lightning

Ride the Lightning

Build a Firestorm.

10 3 Guides
Eye in the Sky

Eye in the Sky

Launch a Satellite.

5 4 Guides
All Together Now

All Together Now

Get satellite coverage over every country on one continent.

10 7 Guides
Hunter/Killer

Hunter/Killer

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

15 3 Guides
Man No More

Man No More

Build a suit of powered armor.

10 4 Guides
Poison Control

Poison Control

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

10 8 Guides
We Happy Few

We Happy Few

Complete a mission without losing a soldier.

10 7 Guides
The Hardest Road

The Hardest Road

Advance one of your soldiers to Colonel rank.

10 4 Guides
Worth Every Penny

Worth Every Penny

Acquire 1000 credits in one month.

20 5 Guides
Oppenheimer

Oppenheimer

Staff the Research Labs with 80 scientists.

20 3 Guides
One Gun at a Time

One Gun at a Time

Staff the Engineering Department with 80 engineers

20 4 Guides
Skunkworks

Skunkworks

In a single game, complete every Foundry project.

20 5 Guides
You Have 5 Seconds to Comply

You Have 5 Seconds to Comply

Build a S.H.I.V.

10 3 Guides
Theory...

Theory...

Build a Laboratory.

10 3 Guides
...and Practice

...and Practice

Build a Workshop.

10 5 Guides
Wet Work

Wet Work

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

10 7 Guides
A Continental Fellow

A Continental Fellow

Win the game from each of the 5 starting locations.

50 8 Guides
What Wonders Await

What Wonders Await

Complete a Research Project.

5 4 Guides
Up and Running

Up and Running

Build a base facility.

5 4 Guides
Combat Ready

Combat Ready

Build an item.

5 4 Guides
Drums in the Deep

Drums in the Deep

Gain access to the lowest level in your base.

10 5 Guides
Happy to Oblige

Happy to Oblige

Fulfill a Council request.

15 3 Guides
And Hell's Coming With Me

And Hell's Coming With Me

Successfully assault an Overseer UFO.

10
Off My Planet

Off My Planet

Recover the Hyperwave Beacon.

25 4 Guides
Tables Turned

Tables Turned

Shoot down a UFO.

10 3 Guides
And So It Begins...

And So It Begins...

Complete the tutorial mission.

15 7 Guides
The Volunteer

The Volunteer

Make contact with the Ethereal hive mind.

10 3 Guides
Flight of the Valkyries

Flight of the Valkyries

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

10 5 Guides
Slingshot Content Pack
Slingshot Content Pack

Slingshot Content Pack

5

100

2-3h

New Friend

New Friend

Complete Friends in Low Places.

10 3 Guides
Bait the Hook

Bait the Hook

Complete Confounding Light.

10 2 Guides
The Bigger They Are

The Bigger They Are

Complete Gangplank.

20 2 Guides
Rising Dragon

Rising Dragon

Take your new ally into the final challenge.

30 4 Guides
All Aboard

All Aboard

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

30 3 Guides