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