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