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