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