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