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