Here is the full list of all 74 Middle-earth: Shadow of Mordor - there are Game of the Year Edition achievements worth 1,680 gamerscore.
Complete all objectives in the Test of The Ring.
Get a Level 30 Rune in Test of the Ring.
Kill a Graug by dispatching your Ghûls on him.
Acquire a level 25 Rune.
Brand 20 Uruks in 60 seconds.
Help a Captain survive a Recruitment Power Struggle, and then kill him and all his new recruits.
After an uruk kills you to become a Captain, help him become a Warchief, then kill him.
Brand 5 Bodyguards of a Warchief, turning them against him in combat.
Start a Riot by commanding a Warchief to attack another Warchief.
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.
Stealth Brand a Captain.
Shadow Brand 20 Uruks.
Challenge the Dark Lord in Mordor.
Wraith Flash Dominate 50 Uruks.
Defeat all the Beastmaster Warchiefs.
Perform an Execution on a flaming Berserker.
Have a dominated Caragath, Wretched Graug and Spitter Ghûl simultaneously.
Activate the Blazing Steed.
Have 20 Branded Ghûls at one time.
Bait 10 Ghûl mounds.
Catch a Ghûl Matron on fire during the Lord of the Hunt campaign.
Use a Wretched Graug's Projectile Vomit on an Uruk Captain or Warchief.
Eat a captain with a Wretched Graug.
Kill a Caragath with an Execution.
Begin a new hunt with Torvin.
Complete 25 Caragath Stealth Kills.
Capitalize on a Warchief's Fear.
Liberate 30 slaves in 180 seconds while riding a caragor.
Kill The Black Hand.
Kill The Tower.
Save Lithariel's life.
Lift Lady Marwen's curse.
Brand all 5 Warchiefs.
Kill the Great White Graug.
Complete all Hunting Challenges.
Complete all Outcast Rescue Missions.
Complete all Urfael Legend Missions.
Complete all Acharn Legend Missions.
Complete all Azkâr Legend Missions.
Issue a Death Threat, and then successfully kill the target.
Brand a Captain while in combat.
Collect 100% of the Artifacts and listen to their memories.
Collect 100% of the Ithildin.
Complete all Survivalist Challenges.
Poison a Captain at his own Feast.
Activate all Forge Towers.
Eliminate the bodyguards of two Warchiefs, then draw them out and kill them.
Destroy the Monument Gate and topple the statue of Sauron.
Kill The Hammer.
Kill all 5 Warchiefs before any uruk take their place.
Successfully complete 4 Hunting Challenges.
Get Ratbag promoted to Warchief.
Complete a Vendetta Mission.
Witness the creation of The Rings of Power.
Collect 50% of the Ithildin.
Use the Detonate ability to burn 50 uruks.
Unlock 4 Dagger Rune slots.
Attract caragors with bait 5 times.
Collect 25% of the Artifacts.
Make 20 uruks flee by dropping Morgai Fly nests.
Use Strike From Above while at least 60 feet above your target.
Free 5 caragors from cages.
Complete a Sword Mission and begin growing the legend of Urfael.
Complete a Bow Mission and begin growing the legend of Azkâr.
Complete an Outcast Rescue Mission.
Discover some of the Wraith's past.
Unlock 2 Bow Rune slots.
Unlock 3 Sword 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.