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