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