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
Find a buried treasure.
Complete memory sequence 1.
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.
Play and complete a game session of Game Lab in the Multiplayer Public playlist.
Finish a game session with an ability set that you customized in Multiplayer.
Complete memory sequence 2.
Complete memory sequence 3.
Complete memory sequence 4.
Complete memory sequence 5.
Complete memory sequence 6.
Complete memory sequence 7.
Complete memory sequence 8.
Complete memory sequence 9.
Complete memory sequence 10.
Complete memory sequence 11.
Complete memory sequence 12.
Complete memory sequence 13.
Complete present day mission 2.
Complete present day mission 3.
Complete present day mission 4.
Complete present day mission 5.
Complete 100% of all main mission constraints.
Wake up in a haystack.
Kill a guard ringing a bell.
Complete every activity in a single location.
Unlock the secret door in Tulum.
Harpoon a killer whale.
Complete a Templar Hunt sequence.
Complete all naval contracts.
Capture all forts.
Complete 25 Abstergo challenges.
Earn 50,000 reales.
Swim a total of 1 nmi.
Craft the Hunter outfit.
Plunder 30 ships.
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.
Board a ship without losing any crew members.
Rescue pirate hostages by distracting enemies with "dancers."
Kill 4 enemies in a row using multi-pistols.
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.
Playing as The Jaguar, be the highest scoring player of a Domination game session.
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