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