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