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