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