Complete 100% of all main mission constraints.
Complete memory sequence 13.
Complete present day mission 5.
Complete memory sequence 12.
Complete memory sequence 11.
Unlock the secret door in Tulum.
Fully upgrade the Jackdaw.
Complete present day mission 4.
Complete memory sequence 10.
Visit every location of the game.
Unlock all taverns.
Defeat all 4 legendary ships.
Explore all underwater shipwrecks.
Complete all naval contracts.
Capture all forts.
Fully upgrade your hideout.
Complete memory sequence 9.
Kill 4 enemies in a row using multi-pistols.
Craft the Hunter outfit.
Complete memory sequence 8.
Complete memory sequence 7.
Complete present day mission 3.
Hack 15 computers in Abstergo Entertainment.
Complete memory sequence 6.
Complete memory sequence 5.
Complete a Templar Hunt sequence.
Complete memory sequence 4.
Harpoon a killer whale.
Recruit 500 crew members.
Complete present day mission 2.
Complete memory sequence 3.
Plunder 30 ships.
Swim a total of 1 nmi.
Earn 50,000 reales.
Board a ship without losing any crew members.
Complete 25 Abstergo challenges.
Complete memory sequence 2.
Complete memory sequence 1.
Find a buried treasure.
Complete every activity in a single location.
Win every trophy.
Wake up in a haystack.
Kill a guard ringing a bell.
Perform 5 air assassinations from a swinging rope.
Share each type of discovery with friends once.
Rescue pirate hostages by distracting enemies with "dancers."
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