XCOM: Enemy Within


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