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