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.
Achievements they've won
Achievements they've not won
Reach level 55 in Multiplayer.
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.
Rescue pirate hostages by distracting enemies with "dancers."
Plunder 30 ships.
Recruit 500 crew members.
Defeat all 4 legendary ships.
Fully upgrade the Jackdaw.
Complete the Discovery Mode of Wolfpack in Multiplayer.
Finish a game session with an ability set that you customized in Multiplayer.
Complete 100% of all main mission constraints.
Complete memory sequence 13.
Complete present day mission 5.
Hack 15 computers in Abstergo Entertainment.
Complete memory sequence 12.
Complete memory sequence 11.
Kill 4 enemies in a row using multi-pistols.
Explore all underwater shipwrecks.
Visit every location of the game.
Harpoon a killer whale.
Unlock the secret door in Tulum.
Complete present day mission 4.
Complete memory sequence 10.
Fully upgrade your hideout.
Perform 5 air assassinations from a swinging rope.
Complete memory sequence 9.
Complete all naval contracts.
Capture all forts.
Unlock all taverns.
Swim a total of 1 nmi.
Craft the Hunter outfit.
Complete memory sequence 8.
Complete memory sequence 7.
Complete present day mission 3.
Complete memory sequence 6.
Complete memory sequence 5.
Share each type of discovery with friends once.
Complete a Templar Hunt sequence.
Complete memory sequence 4.
Complete present day mission 2.
Complete memory sequence 3.
Find a buried treasure.
Kill a guard ringing a bell.
Earn 50,000 reales.
Complete 25 Abstergo challenges.
Board a ship without losing any crew members.
Wake up in a haystack.
Complete memory sequence 2.
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 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.
Freedom Cry - Achieve 100% synchronization
Freedom Cry - Complete all missions
Disarm the Gouverneur and kill him with the branding iron.
Kill 5 guards at once with a blunderbuss.
Liberate 500 slaves.
Free your first slave.