Here is the full list of all 84 Assassin's Creed III Remastered achievements worth 2,000 gamerscore.
Complete the Encyclopedia of the Common Man.
Complete 100% of all main mission constraints.
Complete ALL progress tracker grid entries.
Win a game of Fanorona, Morris and Bowls on the Homestead.
Collect all the pocket watches.
Achieve 100% Synchronization in all Sequences.
Block 10 shots or firing lines with a human shield.
Use berserk poison to force an enemy to kill 5 enemies.
Kill 25 enemies with the Parasol Gun.
Pickpocket 5000 écu.
Collect every persona-specific collectible.
Perform 10 predator moves using the Whip.
Collect all diary pages, alligator eggs, Mayan statuettes, and mushrooms.
Complete every Bayou Fever mission.
Kill all Citizen E and experience the true ending.
Complete all persona-specific side missions.
Survive 10 animal encounters.
Complete the game (fake ending).
Complete Sequence 8.
Complete Sequence 6.
Complete every Ship Crew mission.
Kill 5 guards in 15 seconds using only the Sugarcane Machete (without using the Chain Kill).
Complete every Free Slaves mission.
Synchronize all viewpoints.
Complete every Business Rivals mission.
Buy the maximum number of ships (8).
Complete Sequence 4.
Buy every Dressing Chamber.
Complete Sequence 2.
Kill an enemy from a tree, with the blowpipe, while using eagle vision.
Kill an enemy with a poison dart.
Tree Run for 10 branches without touching the ground.
Complete Sequence 1.
Buy your 1st Dressing Chamber.
Reach 100% synchronization in the Frontier. (TOKW: Infamy)
Reach 100% synchronization in Boston. (TOKW: Betrayal)
Reach 100% synchronization in New York. (TOKW: Redemption)
Defeat George Washington. (TOKW: Redemption)
Kill 125 enemies using Bear Might. (TOKW: Redemption)
Defeat Putnam. (TOKW: Betrayal)
Use Eagle Flight to travel 1 km. (TOKW: Betrayal)
Defeat Benedict Arnold. (TOKW: Infamy)
Kill 25 enemies while staying cloaked. (TOKW: Infamy)
Receive an unexpected gift. (TOKW: Infamy)
Complete all challenges for any of the Clubs.
Exchange undamaged pelts at all different general stores.
Send a convoy to Boston, New York and the Frontier.
Witness a predator killing an enemy.
Complete each of the epilogue missions unlocked after the credits roll.
Open the Temple Door and learn Desmond's fate.
Complete Sequence 12.
Complete Sequence 11.
Complete Present - Abstergo.
Complete Sequence 10.
Kill 15 guards with a single cannon shot.
Hang 5 enemies by using rope darts.
Complete Sequence 9.
Uncover the mystery of Oak Island.
Craft one of Franklin's inventions to decorate your Manor.
Have a Trainee reach the Assassin Rank.
See all the optional characters settled at the Homestead.
After becoming fully Notorious, kill 10 Jagers before losing your notoriety.
Complete all Naval Missions aboard the Aquila.
Complete all 12 Privateer Contracts.
Complete Present - Stadium.
Complete 50% of the Progress Tracker entries.
Complete Sequence 7.
Loot a convoy without killing any of its guards.
Liberate all districts in Boston OR New York.
Perform a double assassination using a musket.
Retrieve every page for one of Ben Franklin's Almanacs.
Upgrade the Aquila.
Explore Fort Wolcott.
Complete Present - Skyscraper.
Complete Sequence 5.
Recruit any of the Artisans and see them settled on the Homestead.
Be invited to join a Club.
Complete Sequence 3.
Complete Sequence 1 & 2.
Block a firing line 5 times by using a human shield.
Re-Enter the Animus.