Full list of all 57 Assassin's Creed Unity achievements worth 1,300 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 7 achievements worth 300 Gamerscore.
Perform 10 Co-op sync kills.
Complete all Co-op and Heist missions in Paris at least once.
Complete all training missions.
Unlock all Skills.
Get all the rewards in a Co-op mission in Paris.
Perform 10 non-lethal takedowns in a Co-op mission.
Complete a Co-op mission in Paris.
Perform a ground execution.
Complete all Rift missions.
Free a total of 10 trapped Assassins.
Complete Memory Sequence 12.
Complete all Single Player mission challenges in Paris.
Complete Memory Sequence 11.
Complete Memory Sequence 10.
Open every chest in Paris.
Collect all Cockades
Complete Memory Sequence 9.
Complete Memory Sequence 8.
Complete Memory Sequence 7.
Earn Data Bonuses in 3 different Helix Rifts.
Complete Memory Sequence 6.
Lockpick 20 chests.
Complete Memory Sequence 5.
Renovate all the Social Clubs and complete all the Social Club missions.
Drop 20 Money Pouches in the streets.
Complete Memory Sequence 4.
Kill 20 enemies with a Long Weapon.
Kill 20 enemies with a heavy weapon.
Watch a play in the Café Théâtre.
Complete Memory Sequence 3.
Kill an enemy with a lift counterweight.
Perform all Social Club missions in a district.
Unlock the Medieval Armor in the Café Théâtre.
Synchronize all Viewpoints in Paris.
Enjoy the view of Paris from Arno's balcony.
Lockpick 5 doors.
Assassinate 100 enemies.
Earn a total of 50,000 livres.
Perform 10 air assassinations.
Revive a partner in Co-op.
Complete all the renovations of the Café Théâtre.
Renovate your first Social Club.
Complete a Nostradamus Enigma in Paris.
Complete 10 Crowd Events.
Complete Memory Sequence 2.
Sabotage 5 alarm bells in Paris.
Solve a Murder Mystery in Paris.
Complete Memory Sequence 1.
Earn 100% completion of Versailles.
Complete the Prologue.
Achieve 100% synchronization in Dead Kings.
Complete the Heist and the Co-op mission in Dead Kings at least once.
Complete Memory Sequence 13.
Complete Suger's Legacy and recover the Eagle of Suger.
Kill 15 Raider leaders.
Free every outpost in Franciade.
Kill 5 enemies at the same time with a Guillotine Gun.