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