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