Luffy fighting Kaido and genuinely affecting him with attacks, even before awakening Advanced Conqueror’s Haki, further solidifies his rank in the top five Armament Haki users.

Luffy was born with Conqueror's Haki, as confirmed by Oda on several instances in the story. In Wano Country, he managed to pick up how to coat his body with the power, making him much stronger now.

Luffy and Zoro both possess Conqueror's Haki, making the Straw Hat Pirates formidable. Having more Conqueror's Haki users will set the crew apart from others in One Piece.

After Luffy shared his full name, Emeth mused on the fact that Luffy had a D. initial, even repeating it to himself before deciding to unleash Joy Boy’s Conqueror’s Haki on the Gorosei.

From that point on, Luffy not only mastered Ryou, but used that knowledge to better use Conqueror’s Haki in battle and has finally come back to use that knowledge to win.

Weeks later on the rooftop of Onigashima, Luffy was once again hit by a powerful technique, however, this time, he figured out the secret to Kaido's power; Conqueror's Haki.

On the other hand, Luffy mentioned that he was aware of Zoro’s abilities, but Zoro himself didn’t realize he could use Conqueror’s Haki. This led Gaban to shout at him.

As the Sumo Inferno officially kicks off in Episode 932 of the anime, Luffy manages to knock out the first wave of opponents pretty quickly by using his Conqueror’s Haki.

Gear 5 and haki aren’t enough to win the final war If Luffy’s ever going to achieve victory, he’ll require a lot more than just Gear 5 and Conqueror’s Haki.

Affiliation: Pirates Haki Type: Armament, Observation, Conqueror's Don Chinjao is a character fans are very well aware of. He made his debut in the Dressrosa arc where it was revealed that he was ...