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