Here are some Assassin's Creed 4 Cheats, Codes & Secrets.
Unlockable Cheats:
Finishing Abstergo challenges will unlock the below cheats. To toggle them, look for the Cheats option in the Abstergo challenges menu.
| Unlockable | How to Unlock |
|---|---|
| Armed to the Teeth | Finish 90 Abstergo Challenges |
| Arrr Matey! | Finish 20 Abstergo Challenges |
| Celestial Navigation | Finish 10 Abstergo Challenges |
| Dead Men Tell No Tales | Finish 70 Abstergo Challenges |
| Deceased Crew | Finish all 100 Abstergo Challenges |
| Loaded to the Gunwhale | Finish 50 Abstergo Challenges |
| No Quarter | Finish 30 Abstergo Challenges |
| Poseidon's Will | Finish 60 Abstergo Challenges |
| Scourge of the Seven Seas | Finish 40 Abstergo Challenges |
| Shiver Me Timbers | Finish 80 Abstergo Challenges |
Achievements and Trophies:
| Achievement / Trophy | How to get | Points |
|---|---|---|
| A New Hope | Complete memory sequence 9. | 20 |
| A Pirate's Life For Me | Complete memory sequence 3. | 20 |
| Adrift | Complete memory sequence 8. | 20 |
| All Aboard! | Board a ship without losing any crew members. | 30 |
| All rounder | Play on every game mode, and use every ability and ranged weapon once in Multiplayer. | 20 |
| Barfly | Unlock all taverns. | 30 |
| Been Down So Long… | Complete memory sequence 11. | 20 |
| Bunker Buddies (secret) | Complete present day mission 4. | 20 |
| Business And Pleasure | Earn 50,000 reales. | 20 |
| By The Book | Complete 100% of all main mission constraints. | 50 |
| Cannon Fodder | Recruit 500 crew members. | 5 |
| Cartographer | Visit every location of the game. | 20 |
| Committed to the Cause | Reach level 55 in Multiplayer. | 30 |
| Death Of A Salesman | Complete memory sequence 5. | 20 |
| Destroyer | Fully upgrade the Jackdaw. | 40 |
| Devil Of The Caribbean | Defeat all 4 legendary ships. | 40 |
| Employee Of The Month | Complete 25 Abstergo challenges. | 30 |
| Excavator | Find a buried treasure. | 10 |
| FTFY | Fully upgrade your hideout. | 10 |
| Getting Weird Around Here (secret) | Complete present day mission 3. | 20 |
| Ghost In The Machine | Hack 15 computers in Abstergo Entertainment. | 10 |
| Good While It Lasted | Complete memory sequence 2. | 20 |
| Help A Brother Out | Complete a Templar Hunt sequence. | 20 |
| Heroes Aren't Born | Complete memory sequence 1. | 10 |
| Hungover (secret) | Wake up in a haystack. | 10 |
| It's All Good (secret) | Complete present day mission 5. | 20 |
| Just Like Starting Over | Complete memory sequence 12. | 20 |
| Killer Killer | Harpoon a killer whale. | 10 |
| King Of The Castle | Capture all forts. | 30 |
| Lab Technician | Play and complete a game session of Game Lab in the Multiplayer Public playlist. | 10 |
| Master of the Caribbean | Complete the Discovery Mode of Wolfpack in Multiplayer. | 10 |
| Mer-man | Swim a total of 1 nmi. | 10 |
| Mixing Up The Medicines | Complete memory sequence 6. | 20 |
| My Elusive Fortune | Complete memory sequence 10. | 20 |
| No Apologies | Complete memory sequence 4. | 20 |
| Owned | Complete every activity in a single location. | 10 |
| Personal bag of tricks | Finish a game session with an ability set that you customized in Multiplayer. | 10 |
| Redingote Up! | Craft the Hunter outfit. | 10 |
| Roped In | Perform 5 air assassinations from a swinging rope. | 10 |
| Routine Hacking (secret) | Complete present day mission 2. | 20 |
| Saw That One Coming… | Complete memory sequence 13. | 50 |
| Sea Legs | Complete all naval contracts. | 30 |
| Seven Deadly Seas | Explore all underwater shipwrecks. | 10 |
| Sharing Is Caring | Share each type of discovery with friends once. | 10 |
| Silence, Fool! | Kill a guard ringing a bell. | 5 |
| Siren Song | Rescue pirate hostages by distracting enemies with "dancers." | 20 |
| The Hammer Falls | Complete memory sequence 7. | 20 |
| Thug Life | Plunder 30 ships. | 30 |
| Vault Raider | Unlock the secret door in Tulum. | 30 |
| Wild West Indies | Kill 4 enemies in a row using multi-pistols. | 20 |