XCOM Enemy Unknown guide will help you acquire all the achievements in the game.
XCOM Enemy Unknown will Help you unlock all the the achievements in the game and provide you with all the tips and tricks that you need to know to be able to acquire them all. Also you can take a look at the description of each to see what you need to do to gather them as some of them you will need to complete mission and other you can destroy different types of UFO or kill how ever many aliens.
XCOM Enemy Unknown
No Looking Back 100
Beat the game in Ironman mode on Classic or Impossible difficulty.
Humanity’s Savior 30
Beat the game on any difficulty.
Earth First 60
Beat the game on Classic difficulty.
Our Finest Hour 90
Beat the game on Impossible difficulty.
Lone Wolf 20
Clear a UFO crash site with one soldier on Classic or Impossible difficulty.
Bada Boom 10
Kill 50 aliens with explosive weapons.
Welcoming Committee 20
Kill 150 aliens.
Pale Horse 50
Kill 500 aliens.
Shooting Stars 35
Shoot down 40 UFOs.
Ain’t No Cavalry Comin’ 50
Have a soldier survive every mission in a full game.
As A Scalpel 25
Earn the “Excellent” rating in every performance category on a terror mission.
Edison 25
In a single game, complete every Research Project.
All Employees Must Wash Hands… 10
In a single game, complete every Autopsy.
Eye in the Sky 5
Launch a Satellite.
All Together Now 10
Get satellite coverage over every country on one continent.
Hunter/Killer 15
In a single game, shoot down one of each alien craft.
Man No More 10
Build a suit of powered armor.
We Happy Few 10
Complete a mission without losing a soldier.
The Hardest Road 10
Advance one of your soldiers to Colonel rank.
Worth Every Penny 20
Acquire 1000 credits in one month.
Oppenheimer 20
Staff the Research Labs with 80 scientists.
One Gun at a Time 20
Staff the Engineering Department with 80 engineers
Skunkworks 20
In a single game, complete every Foundry project.
You Have 5 Seconds to Comply 10
Build a S.H.I.V.
Theory… 10
Build a Laboratory.
…and Practice 10
Build a Workshop.
Wet Work 10
Complete a Very Hard abduction mission in five turns or less on Classic or Impossible difficulty.
A Continental Fellow 50
Win the game from each of the 5 starting locations.
What Wonders Await 5
Complete a Research Project.
Up and Running 5
Build a base facility.
Combat Ready 5
Build an item.
Drums in the Deep 10
Gain access to the lowest level in your base.
Happy to Oblige 15
Fulfill a Council request.
Tables Turned 10
Shoot down a UFO.
And So It Begins… 15
Complete the tutorial mission.