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