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