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