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