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