Earn all the ranks listed above to unlock the following bonuses:
Hidden character Vigoro the Black Pirate: After unlocking these features, if the player returns to Crescent Isle, the player will encounter Vigoro in his new profession.

Hidden weapon Sky Fang: The Mystery Merchant begins selling this powerful weapon. It is the most powerful cutlass in the game that Vyse can equip.

Hidden Discovery Golden Hamachou: Can be found at the top of the island between Shrine Island and Sailors' Isle (the one with the tunnel going through the middle).