Full list of all 72 Middle-earth: Shadow of War achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 52 achievements, and there are 2 DLC packs containing 20 achievements.
Make a Captain kill his bloodbrother.
Recruit an Orc after he's killed you three or more times.
Reach the rank of Captain in Online Conquest.
Ride every type of beast and rare beast.
Kill a drake while riding a graug.
Attract every kind of beast using bait.
Win all Fight Pit missions.
Send a Follower to kill another Follower in a pit fight.
Complete the Shadow Wars.
Resurrect a Follower Captain.
Rescue a Follower who's been captured.
Issue a Death Threat, and then successfully kill the target.
Shame an Assassin until he becomes deranged.
Defeat the Witch-king and reclaim Minas Morgul.
Unlock all player skills.
Complete all Eltariel quests.
Defeat Helm Hammerhand.
Defeat Suladân.
Complete all Carnán quests.
Complete all Brûz quests.
Defeat the Balrog.
Complete all Gondor quests.
Recover all Gondorian artifacts.
Strike a Follower until he's had enough.
Uncover the final Shelob memory and reveal the Web of Fate.
Purify all the Haedir.
Send a Follower to support another Follower in a Nemesis Mission.
Complete all Shadow of the Past missions in one region.
Use a Training Order to give a Follower a gang.
Equip a full Legendary Gear set as Talion.
Disable an Outpost.
Forge a top tier Gem.
Recruit a Follower of every Advanced Class.
Conquer the Fortress of Núrnen.
Help a grunt become an Overlord.
Start a Conquest with all Warchiefs as spies.
Turn all of a Warchief's bodyguards (minimum 2) into spies, then confront him.
Equip 3 Siege Upgrades on an Assault Team.
Watch a Follower murder another Captain without helping him.
Complete Act I.
Defeat a Warchief.
Complete an Online Vendetta.
Destroy a Monument.
Unlock 3 Gem slots.
Complete a challenge to upgrade a piece of gear.
Open one of the Ithildin Doors.
Forge a higher-quality Gem by combining three Gems of the same quality.
Meet an Enemy or a Follower who has cheated death.
Complete a Vendetta Mission.
Encounter the same Orc 3 times in nemesis missions without killing him.
Send a Destroyer on a Vendetta Mission.
Kill a Captain while riding an Olog.
Complete an Online Conquest with an Eltariel skin.
Blind 100 Orcs.
Defeat the Rogue Nazgûl.
Deny Sauron’s control of Seregost forever.
Defend Cirith Ungol from a new threat.
Settle the Fixer’s score with the overlord of Núrn.
Witness the end of Eltariel’s path.
Use Light Trap against 20 Orcs.
Defeat the Lawless.
Recruit your first follower as Eltariel.
Achieve a Gold Rating on all Shadow of the Past missions in Lithlad.
Conquer the Fortress of Shindrâm as Talion.
Change the landscape of Lithlad.
Leave your mark on the Overlord of Lithlad.
Save Serka.
Defend the Oasis.
Conquer the Fortress of Shindrâm as Baranor.
Complete the Desolation of Mordor with a Gold Rating.
Collect all Númenórean artifacts and bring them to Torvin.
Kill at least one enemy with each ammo type while gliding as Baranor.