Rayleigh is proficient with all three types of Haki, including Conqueror's Haki. In his prime, Rayleigh may have been on par with the Yonko, but there is no concrete evidence of this.

While Rayleigh's abilities are well-established, hints suggest Gaban is his equal. Scopper Gaban has finally stepped back into the spotlight in One Piece , and fans cannot stop talking about it.

Luffy realizes that he’d activated Haki like the type Rayleigh used to free Camie in Saboady. Old Man Hyo remarks that it is indeed Ryuo, Wano’s version of Haki. Show more Luffy realizes that ...

Noting that Haki wears out, thus weakening Katakuri’s Observation Haki over time, he remembers training his Haki with Rayleigh. Rayleigh says that Luffy should feel presences and not just follow ...

In the popular anime series One Piece by author and illustrator Eiichiro Oda, Monkey D. Luffy learned to use Haki while training with former pirate king Gol D. Roger's right-hand man Silvers Rayleigh.

Luffy and Rayleigh say goodbye to Jinbe and go to Rusukaina Island, where Luffy will be trained under Rayleigh. Rayleigh explains to Luffy about Haki, demonstrates for him on a wild giant elephant ...

Stand up and show some respect for Silver Rayleigh. That’s practically what it says in episode 1088 of the ‘One Piece’ anime, where the one known as “ Dark King ” made his appearance ...

Concentration’s one crucial aspect of mastering Observation Haki, as Luffy remembered from his previous Rayleigh flashback, but when he’s completely at a loss, he remembers his training once more.