This is the complete list of unlockable achievements Assassin’s Creed 4: Black Flag on the Xbox One and Xbox 360.
There are five secret achievements to unlock listed separately at the bottom.
Unlockable Regular Achievements
A New Hope (20) – Complete memory sequence 9
A Pirate’s Life For Me (20) – Complete memory sequence 3
Adrift (20) – Complete memory sequence 8
All Aboard! (30) – Board a ship without losing any crew members
All Rounder (20) – Play on every game mode, and use every ability and ranged weapon once in Multiplayer
Barfly (30) – Unlock all taverns
Been Down So Long… (20) – Complete memory sequence 11
Business And Pleasure (20) – Earn 50,000 reales
By The Book (50) – Complete 100% of all main mission constraints
Cannon Fodder (5) – Recruit 500 crew members
Cartographer (20) – Visit every location of the game
Committed To The Cause (20) – Reach level 55 in Multiplayer
Death Of A Salesman (20) – Complete memory sequence 5
Destroyer (40) – Fully upgrade the Jackdaw
Devil Of The Caribbean (40) – Defeat all 4 legendary ships
Employee Of The Month (30) – Complete 25 Abstergo challenges
Excavator (10) – Find a buried treasure
FTFY (10) – Fully upgrade your hideout
Ghost In The Machine (10) – Hack 15 computers in Abstergo Entertainment
Good While It Lasted (20) – Complete memory sequence 2
Help A Brother Out (20) – Complete a Templar Hunt sequence
Heroes Aren’t Born (10) – Complete memory sequence 1
Just Like Starting Over (20) – Complete memory sequence 12
Killer Killer (10) – Harpoon a killer whale
King Of The Castle (30) – Capture all forts
Lab Technician (10) – Play and complete a game session of Game Lab in the Multiplayer Public playlist
Master Of The Caribbean (20) – Complete the Discovery Mode of Wolfpack in Multiplayer
Mer-man (10) – Swim a total of 1 nmi
Mixing Up The Medicines (20) – Complete memory sequence 6
My Elusive Fortune (20) – Complete memory sequence 10
No Apologies (20) – Complete memory sequence 4
Owned (10) – Complete every activity in a single location
Personal Bag Of Tricks (10) – Finish a game session with an ability set that you customized in Multiplayer
Redingote Up! (10) – Craft the Hunter outfit
Roped In (10) – Perform 5 air assassinations from a swinging rope
Saw That One Coming… (50) – Complete memory sequence 13
Sea Legs (30) – Complete all naval contracts
Seven Deadly Seas (10) – Explore all underwater shipwrecks
Sharing Is Caring (10) – Share each type of discovery with friends once
Silence, Fool! (5) – Kill a guard ringing a bell
Siren Song (20) – Rescue pirate hostages by distracting enemies with “dancers”
The Hammer Falls (20) – Complete memory sequence 7
Thug Life (30) – Plunder 30 ships
Vault Raider (30) – Unlock the secret door in Tulum
Wild West Indies (20) – Kill 4 enemies in a row using multi-pistols
Unlockable Secret Achievements
Bunker Buddies (20) – Complete present day mission 4
Getting Weird Around Here (20) – Complete present day mission 3
Hungover (10) – Wake up in a haystack
It’s All Good (20) – Complete present day mission 5
Routine Hacking (20) – Complete present day mission 2
