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