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.
Defeat all 4 legendary ships.
Fully upgrade the Jackdaw.
Rescue pirate hostages by distracting enemies with "dancers."
Unlock the secret door in Tulum.
Complete memory sequence 13.
Complete present day mission 5.
Complete memory sequence 12.
Kill 4 enemies in a row using multi-pistols.
Perform 5 air assassinations from a swinging rope.
Fully upgrade your hideout.
Visit every location of the game.
Complete memory sequence 11.
Complete present day mission 4.
Complete memory sequence 10.
Complete memory sequence 9.
Kill a guard ringing a bell.
Craft the Hunter outfit.
Complete memory sequence 8.
Complete all naval contracts.
Recruit 500 crew members.
Wake up in a haystack.
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.
Harpoon a killer whale.
Plunder 30 ships.
Complete memory sequence 5.
Unlock all taverns.
Complete a Templar Hunt sequence.
Share each type of discovery with friends once.
Complete memory sequence 4.
Complete present day mission 2.
Complete memory sequence 3.
Earn 50,000 reales.
Board a ship without losing any crew members.
Swim a total of 1 nmi.
Complete 25 Abstergo challenges.
Complete memory sequence 2.
Complete every activity in a single location.
Complete memory sequence 1.
Find a buried treasure.
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 gun 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 - Completed all missions.
Freed your first slave.
Kill 5 guards at once with a blunderbuss.
Disarm the Gouverneur and kill him with the branding iron.
Freedom Cry - Achieve 100% synchronization