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