Full list of all 60 Assassin's Creed IV: Black Flag achievements worth 1,250 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 10 achievements worth 250 Gamerscore.
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.
Complete all naval contracts.
Fully upgrade your hideout.
Defeat all 4 legendary ships.
Fully upgrade the Jackdaw.
Recruit 500 crew members.
Complete present day mission 4.
Complete memory sequence 10.
Visit every location of the game.
Explore all underwater shipwrecks.
Unlock all taverns.
Capture all forts.
Share each type of discovery with friends once.
Complete memory sequence 9.
Craft the Hunter outfit.
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.
Kill 4 enemies in a row using multi-pistols.
Swim a total of 1 nmi.
Harpoon a killer whale.
Perform 5 air assassinations from a swinging rope.
Reach level 55 in Multiplayer.
Play on every game mode, and use every ability and ranged weapon once in Multiplayer.
Complete memory sequence 5.
Kill a guard ringing a bell.
Earn 50,000 reales.
Play and complete a game session of Game Lab in the Multiplayer Public playlist.
Finish a game session with an ability set that you customized in Multiplayer.
Rescue pirate hostages by distracting enemies with "dancers."
Wake up in a haystack.
Complete the Discovery Mode of Wolfpack in Multiplayer.
Complete a Templar Hunt sequence.
Complete 25 Abstergo challenges.
Complete memory sequence 4.
Complete present day mission 2.
Complete memory sequence 3.
Board a ship without losing any crew members.
Complete every activity in a single location.
Complete memory sequence 2.
Complete memory sequence 1.
Find a buried treasure.
Playing as The Jaguar, be the highest scoring player of a Domination game session.
Playing as Blackbeard, perform an acrobatic kill and a pistol 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.
Freedom Cry - Achieved 100% synchronization.
Freedom Cry - Completed all missions
Gave the Gouverneur a taste of his own medicine.
Liberated 500 slaves.
Killed 5 guards at once with a blunderbuss.
Freed your first slave.