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.
Plunder 30 ships.
Complete memory sequence 13.
Complete present day mission 5.
Complete memory sequence 12.
Complete a Templar Hunt sequence.
Complete memory sequence 11.
Complete present day mission 4.
Complete memory sequence 10.
Kill 4 enemies in a row using multi-pistols.
Swim a total of 1 nmi.
Complete memory sequence 9.
Complete memory sequence 8.
Complete memory sequence 7.
Complete present day mission 3.
Complete memory sequence 6.
Earn 50,000 reales.
Complete memory sequence 5.
Kill a guard ringing a bell.
Complete 25 Abstergo challenges.
Complete memory sequence 4.
Harpoon a killer whale.
Complete present day mission 2.
Complete memory sequence 3.
Find a buried treasure.
Board a ship without losing any crew members.
Complete every activity in a single location.
Complete memory sequence 2.
Complete memory sequence 1.
Complete 100% of all main mission constraints.
Wake up in a haystack.
Unlock the secret door in Tulum.
Complete all naval contracts.
Capture all forts.
Craft the Hunter outfit.
Defeat all 4 legendary ships.
Fully upgrade the Jackdaw.
Explore all underwater shipwrecks.
Unlock all taverns.
Recruit 500 crew members.
Fully upgrade your hideout.
Visit every location of the game.
Hack 15 computers in Abstergo Entertainment.
Perform 5 air assassinations from a swinging rope.
Share each type of discovery with friends once.
Rescue pirate hostages by distracting enemies with "dancers."
Reach level 55 in Multiplayer.
Finish a game session with an ability set that you customized 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 pistol 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.
Free your first slave.
Liberate 500 slaves.
Kill 5 guards at once with a blunderbuss.
Disarm the Gouverneur and kill him with the branding iron.
Freedom Cry - Complete all missions
Freedom Cry - Achieve 100% synchronization