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