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