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