Complete memory sequence 1.
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.
Complete memory sequence 2.
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.
Complete memory sequence 3.
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.
Complete memory sequence 4.
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 the multi-pistols.
Find a buried treasure.
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.
Complete memory sequence 5.
Complete all missions
Achieve 100% synchronization
Complete memory sequence 6.
Complete memory sequence 7.
Complete memory sequence 8.
Complete memory sequence 9.