Complete memory sequence 8.
Plunder 30 ships.
Complete memory sequence 7.
Complete present day mission 3.
Hack 15 computers in Abstergo Entertainment.
Complete memory sequence 6.
Swim a total of 1 nmi.
Complete memory sequence 5.
Complete a Templar Hunt sequence.
Earn 50,000 reales.
Complete memory sequence 4.
Complete 25 Abstergo challenges.
Complete present day mission 2.
Complete memory sequence 3.
Board a ship without losing any crew members.
Complete memory sequence 2.
Find a buried treasure.
Complete every activity in a single location.
Complete memory sequence 1.
Win every trophy.
Complete memory sequence 10.
Complete memory sequence 11.
Complete memory sequence 12.
Complete memory sequence 13.
Complete present day mission 4.
Complete present day mission 5.
Complete 100% of all main mission constraints.
Wake up in a haystack.
Kill a guard ringing a bell.
Unlock the secret door in Tulum.
Harpoon a killer whale.
Complete all naval contracts.
Capture all forts.
Craft the Hunter outfit.
Defeat all 4 legendary ships.
Fully upgrade the Jackdaw.
Explore all underwater shipwrecks.
Unlock all taverns.
Recruit 500 crew members.
Fully upgrade your hideout.
Visit every location of the game.
Perform 5 air assassinations from a swinging rope.
Share each type of discovery with friends once.
Rescue pirate hostages by distracting enemies with "dancers."
Kill 4 enemies in a row using multi-pistols.
Reach level 55 in Multiplayer.
Finish a game session with an ability set that you customized in Multiplayer.
Complete the Discovery Mode of Wolfpack in Multiplayer.
Play and complete a game session of Game Lab in the Multiplayer Public playlist.
Play on every game mode, and use every ability and ranged weapon once in Multiplayer.
Playing as The Jaguar, be the highest scoring player of a Domination game session.
Playing as Blackbeard, perform an acrobatic kill and a gun kill in less than 10 seconds.
Playing as The Orchid, block 10 abilities from opponents with Sabotage.
Kill a player using a lift that has been trapped with Booby Trap.
Free your first slave.
Liberate 500 slaves.
Kill 5 guards at once with a blunderbuss.
Disarm the Gouverneur and kill him with the branding iron.
Freedom Cry - Complete all missions
Freedom Cry - Achieve 100% synchronization
Complete memory sequence 9.