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