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