The Yonko system will collapse with Luffy's ascension to Pirate King in One Piece. When it comes to the Supreme Grade swords, only four have been officially confirmed in the series so far.

One Piece's Meito classifies swords into Supreme, Great, Skillful, and Grade Blades based on quality, rarity, and renown. Aside from legendary swords, the series features unique non-sword blades ...

Yakuza Kasen is one of One Piece's 12 Supreme Grade Blades, wielded by Navy Admiral Issho. The sword is a disguised ...

In the One Piece series, Roronoa Zoro stands ... Zoro creates the illusion of two additional heads and four more arms, each holding a sword, resulting in a total of nine blades.

The Straw Hat Pirates landed at Asuka Island, home of the most valuable sword in the world: The Seven Star Sword. Which was said to curse anyone who takes it in possession. When they got back to ...