XCOM 2

Defender of Humanity

Overthrow the aliens on Commander difficulty

Immortal Commander

Overthrow the aliens on Legend difficulty

Tinker

Build an experimental item in the Proving Grounds

Rise of the Resistance

Make contact with a region

First Blood

Complete the tactical tutorial

Rebel Radio

Hidden achievement

Codebreaker

Hidden achievement

Room to Grow

Upgrade a facility

Shadow Broker

Sell goods worth 1000 supplies to the Black Market (Can span multiple games)

Rumor Hunter

Complete a Rumor

A Horrible Truth

Hidden achievement

A Grim Key

Hidden achievement

A Dark Doorway

Hidden achievement

A Line Crossed

Hidden achievement

A God Falls

Hidden achievement

Meat Over Metal

Kill a Sectopod on the same turn you encounter it

Like Clockwork

Complete a successful ambush

Mechlord

Hack and take control of a Sectopod

Nick of Time

Evacuate a soldier whose bleed-out timer is still running

Locked and Loaded

Upgrade a weapon

Excalibur

Completely upgrade a beam weapon with superior grade weapon upgrades

David and Goliath

Kill a Berserker in melee combat

Breathing Room

Kill a Viper who is strangling a squadmate

Come Back To Me

Kill a Sectoid who is currently mind controlling a squadmate

Stop Hitting Yourself

Kill an enemy with a hacked turret

Shen's Legacy

Build a facility in every Avenger slot

Bring It Down

Sabotage an alien facility

Have a Nice Trip

Cause an enemy to fall to its death

Car Wrecked

Cause an enemy to die in a vehicle explosion

Exquisite Timing

Beat the game on Commander+ difficulty by July 1st (July 15th for War of the Chosen)

Who Needs Tygan?

Beat the final mission using only conventional gear

The Few and the Proud

Beat the game on Commander+ difficulty without buying a Squad Size upgrade

The Untouchables

Beat the game on Commander+ without losing a soldier

Pile 'Em Up

Kill 500 aliens. (does not have to be in same game)

The Most Dangerous Game

Win a multiplayer match.

Overpowered

Beat a mission on Commander+ with a squad composed entirely of soldiers of the same class (but not Rookie)

Heroes of the Resistance

Beat a Retaliation mission with no more than 3 civilian deaths

Cyberlord

Earn a second tier hack reward

Heavy Metal

Kill an enemy with every heavy weapon in the game (Doesn't have to be in the same game)

The Sun Never Sets

Build a radio relay on every continent

Global Resistance

Get all of the continent bonuses available in a single campaign

Beginner's Luck

Beat a mission in June or later using only Rookies

Brutal Collection

Skulljack each different type of ADVENT soldier (does not have to be in same game)

With Extreme Prejudice

Skulljack an ADVENT Officer

A Better Human Being

Hidden achievement

A Final Stand

Hidden achievement

Harder, Better, Faster, Stronger

Apply a PCS upgrade to a soldier

Now Am I Become Death

Kill 3 enemies in a single turn, with a single soldier, without explosives

Valhalla

Beat the game on Commander+ difficulty in Ironman mode

A Forbidden Experiment

Hidden achievement

Viper Vanquisher

Kill the Viper Ruler

Berserker Breaker

Kill the Berserker Ruler

Archon Annihilator

Kill the Archon Ruler

Kingslayer

Kill all alien rulers in a single game

Deadly Arsenal

Purchase all of the final tier Hunter Weapons

Now I Am The Master

Use all ruler armor abilities in a single mission

Enemy Adopted

Use a ruler armor ability against an alien ruler

Regicide

Kill an alien ruler the first time you encounter it

Not Throwing Away My Shot

Kill an alien ruler while it attempts to escape

A Torch Passed

Beat the Lost Towers mission

Our New Overlords

Promote a SPARK unit to Champion rank

Rise of the Robots

Complete a mission with three or more SPARK units in the squad

Matter Over Mind

Defeat an Avatar with a SPARK unit

Running on Fumes

A SPARK unit survives a mission it started with less than half health

Bells and Whistles

Outfit a SPARK unit with the highest tier weaponry and armor

Always be Shooting

Hit three shots on a single turn with a SPARK unit after using its Overdrive ability

Axles to Axles, Bolts to Bolts

Defeat a robotic enemy with a SPARK unit

Just Like Dad Used To Make

Build a SPARK unit

Make ‘em go Boom

Kill an enemy primed Derelict MEC before it can self-destruct

A New Alliance

Complete the Lost and Abandoned mission

A Rival Silenced

Permanently defeat one of the Chosen

Zombies in a Barrel

Get 15 Headshots against Lost in a single turn

Born in the Darkness

Get four kills from Shadow mode with a Reaper in a single mission

Circle of Psi

Raise a Templar to maximum Focus level, spend it all, and reach the max again in a single mission

Can't Stop the Fighting

Perform three offensive actions against the same target with a Skirmisher in a single turn

It Takes Two

Form a level 3 bond between two soldiers

Weary Warriors

Complete a mission with all Tired soldiers and no casualties

Fully Operational Resistance

Raise XCOM's influence with all three factions to High in a single game

No One Left Behind

Rescue a soldier who was captured by the Chosen

Deja Vu All Over Again

Complete the 'Blast From the Past' legacy operation with a gold medal

Bug Fisherman

Complete the 'It Came From the Sea' legacy operation with a gold medal

Fully Operational Battlestation

Complete the 'Avenger Assemble' legacy operation with a gold medal

The Gang's All Here

Complete 'The Lazarus Project' legacy operation with a gold medal

Campaign Microcosm

Complete a random legacy operation

Honorary Level Designer

Complete a Skirmish Mission

Playing For Score

Complete a Local Challenge

There's A Future In The Past

Complete a single player campaign with Tactical Legacy Pack content