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.
Play on every game mode, and use every ability and ranged weapon once in Multiplayer.
Reach level 55 in Multiplayer.
Complete the Discovery Mode of Wolfpack in Multiplayer.
Complete 100% of all main mission constraints.
Rescue pirate hostages by distracting enemies with "dancers."
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 memory sequence 13.
Complete present day mission 5.
Complete memory sequence 12.
Visit every location of the game.
Complete memory sequence 11.
Unlock the secret door in Tulum.
Kill 4 enemies in a row using multi-pistols.
Kill a guard ringing a bell.
Complete present day mission 4.
Complete memory sequence 10.
Defeat all 4 legendary ships.
Complete memory sequence 9.
Fully upgrade the Jackdaw.
Harpoon a killer whale.
Complete all naval contracts.
Wake up in a haystack.
Fully upgrade your hideout.
Unlock all taverns.
Craft the Hunter outfit.
Recruit 500 crew members.
Complete memory sequence 8.
Perform 5 air assassinations from a swinging rope.
Explore all underwater shipwrecks.
Capture all forts.
Complete memory sequence 7.
Complete present day mission 3.
Hack 15 computers in Abstergo Entertainment.
Complete memory sequence 6.
Swim a total of 1 nmi.
Complete memory sequence 5.
Share each type of discovery with friends once.
Plunder 30 ships.
Complete a Templar Hunt sequence.
Complete memory sequence 4.
Earn 50,000 reales.
Complete present day mission 2.
Complete memory sequence 3.
Find a buried treasure.
Complete 25 Abstergo challenges.
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 The Orchid, block 10 abilities from opponents with Sabotage.
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 Jaguar, be the highest scoring player of a Domination game session.
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.