Guardian of Earth
Designate a highly decorated soldier as the Volunteer
100 ✓ February 13th, 2014
Apotheosis Denied
Deal with the newest global threat
100 ✓ December 7th, 2013
Where in the World
Make certain of the new threat's location
40 ✓ December 7th, 2013
Remington… Max Remington
Have your special-duty soldier kill three enemies in the same mission
40 ✓ November 29th, 2013
Tingling Sensation
Kill an unseen enemy detected by a specially modified soldier in single player
40 ✓ December 18th, 2013
Pain in the Neck
Cause an enemy to suicide
40 ✓ February 3rd, 2014
Elite Defense
Beat a new special mission without losing any assets
40 ✓ November 25th, 2013
Steel Martyr
Deploy three tactical subsystems on a single soldier in single player
40 ✓ December 18th, 2013
Who Needs Limbs?
Augment a soldier in single player
20 ✓ November 23rd, 2013
Shieldbuster
Eliminate an enemy's shield and kill it on the same turn in single player
20 ✓ November 24th, 2013
Taking A Load Off
Stop a squad member from suffocating in single player
20 ✓ November 23rd, 2013
Mind the Step
Jump two stories in one move in single player
20 ✓ February 7th, 2014
Nice Cover
Use Collateral Damage to blow up a car in single player
20 ✓ November 23rd, 2013
Rise of the Machines
Field a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission
20 ✓ February 12th, 2014
A Little Bit Alien
Modify a soldier in single player
20 ✓ November 25th, 2013
Anger Management
Proc Combat Rush on the entire squad (min. 4)
20 ✓ December 7th, 2013
G’day
Kill an elite enemy Sniper with one of your own snipers in single player
20 ✓ November 29th, 2013
Regenerate This
Kill an elite enemy Medic with explosive damage in single player
20 ✓ November 28th, 2013
Solid Prospect
Complete Deluge
20 ✓ November 29th, 2013
Ours are the Furies
Complete Furies
20 ✓ December 7th, 2013
Enemy Within
Get a Soldier to have 5 modifications in single player
20 ✓ December 7th, 2013
All Hands On Deck
Get at least 4 kills with XCOM Base Security personnel
20 ✓ November 28th, 2013
They Shall Not Pass
Eliminate all alien waves
20 ✓ November 29th, 2013
Zom-B-Gone
Eradicate the infestation
20 ✓ February 8th, 2014
An Army Of Four
Beat the game without buying a Squad Size upgrade (Classic+ difficulty)
100 
By Our Powers Combined
Field a squad with 4 augmented soldiers, each with a different base ability and win the mission
40 
Mental Minefield
Kill an enemy as it is psionically attacking you in single player
40 
Someone Your Own Size
Kill a Muton Berserker in melee combat in single player
20 
Mutatis Mutandis
Field a squad where all members have at least two modifications (min. 4) and win the mission
20 
The Meld Squad
Field a fully enhanced squad and win the mission
20