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.
Complete 100% of all main mission constraints.
Finish a game session with an ability set that you customized in Multiplayer.
Complete the Discovery Mode of Wolfpack in Multiplayer.
Rescue pirate hostages by distracting enemies with "dancers."
Defeat all 4 legendary ships.
Complete memory sequence 13.
Complete present day mission 5.
Complete memory sequence 12.
Unlock the secret door in Tulum.
Complete memory sequence 11.
Complete present day mission 4.
Complete memory sequence 10.
Visit every location of the game.
Complete memory sequence 9.
Fully upgrade the Jackdaw.
Complete memory sequence 8.
Explore all underwater shipwrecks.
Unlock all taverns.
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.
Recruit 500 crew members.
Share each type of discovery with friends once.
Complete a Templar Hunt sequence.
Swim a total of 1 nmi.
Fully upgrade your hideout.
Complete memory sequence 5.
Craft the Hunter outfit.
Complete all naval contracts.
Plunder 30 ships.
Capture all forts.
Harpoon a killer whale.
Find a buried treasure.
Complete memory sequence 4.
Perform 5 air assassinations from a swinging rope.
Play and complete a game session of Game Lab in the Multiplayer Public playlist.
Earn 50,000 reales.
Complete present day mission 2.
Complete memory sequence 3.
Complete 25 Abstergo challenges.
Board a ship without losing any crew members.
Complete memory sequence 2.
Kill a guard ringing a bell.
Wake up in a haystack.
Complete memory sequence 1.
Complete every activity in a single location.
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.
Killed 5 guards at once with a blunderbuss.
Liberated 500 slaves.
Freed your first slave.