Silvers Rayleigh

First mate of the Roger Pirates, the 'Dark King', retired to Sabaody as a ship coater. He teaches Luffy to master Haki during the two years of training.

Silvers Rayleigh 'the Dark King', former first mate of Roger's Pirates and Luffy's combat master at Rusukaina. One of the few who know the truth about the One Piece and the final island.