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