Full list of all 74 Middle-earth: Shadow of Mordor achievements. It takes around 40-50 hours to unlock all of the achievements in the base game on Windows.
The base game contains 51 achievements, and there are 2 DLC packs containing 23 achievements.
Acquire a level 25 Rune.
After an uruk kills you to become a Captain, help him become a Warchief, then kill him.
Kill The Black Hand.
Kill The Tower.
Save Lithariel's life.
Brand all 5 Warchiefs.
Collect 100% of the Artifacts and listen to their memories.
Complete all Hunting Challenges.
Complete all Outcast Rescue Missions.
Complete all Urfael Legend Missions.
Help a Captain survive a Recruitment Power Struggle, and then kill him and all his new recruits.
Issue a Death Threat, and then successfully kill the target.
Perform an Execution on a flaming Berserker.
Liberate 30 slaves in 180 seconds while riding a caragor.
Kill the Great White Graug.
Complete all Acharn Legend Missions.
Collect 100% of the Ithildin.
Activate all Forge Towers.
Complete all Survivalist Challenges.
Complete all Azkâr Legend Missions.
Start a Riot by commanding a Warchief to attack another Warchief.
Brand 5 Bodyguards of a Warchief, turning them against him in combat.
Lift Lady Marwen's curse.
Brand a Captain while in combat.
Poison a Captain at his own Feast.
Use the Detonate ability to burn 50 uruks.
Kill The Hammer.
Kill all 5 Warchiefs before any uruk take their place.
Destroy the Monument Gate and topple the statue of Sauron.
Collect 50% of the Ithildin.
Eliminate the bodyguards of two Warchiefs, then draw them out and kill them.
Attract caragors with bait 5 times.
Capitalize on a Warchief's Fear.
Make 20 uruks flee by dropping Morgai Fly nests.
Witness the creation of The Rings of Power.
Use Strike From Above while at least 60 feet above your target.
Get Ratbag promoted to Warchief.
Complete a Vendetta Mission.
Unlock 4 Dagger Rune slots.
Successfully complete 4 Hunting Challenges.
Collect 25% of the Artifacts.
Free 5 caragors from cages.
Complete a Sword Mission and begin growing the legend of Urfael.
Complete an Outcast Rescue Mission.
Unlock 3 Sword Rune slots.
Complete a Bow Mission and begin growing the legend of Azkâr.
Discover some of the Wraith's past.
Unlock 2 Bow Rune slots.
Successfully complete a Survivalist Challenge.
Complete a Dagger Mission and begin growing the legend of Acharn.
Make an uruk yours.
Complete all objectives in the Test of the Wild.
Defeat all the Beastmaster Warchiefs.
Have a dominated Caragath, Wretched Graug and Spitter Ghûl simultaneously.
Activate the Blazing Steed.
Catch a Ghûl Matron on fire during the Lord of the Hunt campaign.
Kill a Graug by dispatching your Ghûls on him.
Have 20 Branded Ghûls at one time.
Bait 10 Ghûl mounds.
Eat a captain with a Wretched Graug.
Use a Wretched Graug's Projectile Vomit on an Uruk Captain or Warchief.
Kill a Caragath with an Execution.
Complete 25 Caragath Stealth Kills.
Begin a new hunt with Torvin.
Get a Level 30 Rune in Test of the Ring.
Complete all objectives in the Test of The Ring.
The One Ring has returned to it's Maker.
Maximize the power of the Ring by completing all of the One Ring missions.
Stealth Brand a Captain.
Brand 20 Uruks in 60 seconds.
Wraith Flash Dominate 50 Uruks.
Build all the Forge Towers in Udun.
Shadow Brand 20 Uruks.
Challenge the Dark Lord in Mordor.