Hundred-Beast Kaido
Hundred-Beast Kaido is the leader of the Hundred Beast Pirates and one of the Yonko who rule the New World alongside Red-Hair, Big Mom, and Blackbeard. He maintains a primary business partnership with Doflamingo, known as Joker, to obtain large quantities of SMILE artificial Zoan Devil Fruits that strengthen his forces. Kaido occupies Wano Kingdom after the execution of Oden and seeks to turn the Flower Capital into a lawless pirate territory while declaring his intent to claim the One Piece.
Kaido possesses over five hundred ability users among his subordinates and reacts violently when his supply of SMILE fruits is threatened. He has a long-standing grudge against Straw Hat Luffy and engages in direct confrontations that include aerial clashes and rooftop battles on Onigashima. His past includes membership in the Rocks Pirates alongside young Whitebeard and Big Mom, and he maintains a personal debt relationship with Big Mom that influences their later alliance.
Appearance
In dragon form Kaido manifests scales, horns, and a serpentine body that coils through the air above Wano rooftops. His hybrid dragon-human form shows torn clothing and exposed muscular torso during roars, with flame effects surrounding his head.1
Personality
Hundred-Beast Kaido displays intense rage when learning of disruptions to his operations, shouting demands for Joker while surrounded by explosions and impact effects. He questions whether opponents show unyielding fighting spirit or false bravado and declares intent to break spirits to recruit soldiers.23
Kaido enters various drunken phases during battles, including Flirty Drunk and Thieving Drunk, while laughing maniacally and offering sake to opponents. He claims a world this boring might as well be destroyed and calls for the world's greatest war.45
Abilities and powers
Hundred-Beast Kaido transforms into a massive dragon form capable of flight and destructive wind attacks while also shifting to hybrid dragon-human form for close combat with a spiked club. He performs Thunder Bagua strikes and Blast Breath that engulf battlefields in flames.657
Kaido withstands repeated direct strikes from multiple opponents yet remains conscious and acknowledges internal attacks that bypass his durability. He recognizes Conqueror's Haki in opponents and states only a handful of people can fight him repeatedly.68
History
Kaido and the Hundred Beast Pirates occupy Wano Kingdom after executing Oden with the Wano shogun. He attempted to extract information from Oden's retainers and ordered large quantities of SMILE fruits to create the most fearsome pirate crew.910
Kaido joined the Rocks Pirates at Fullalead as a young soldier alongside other future emperors. The crew formed on Pirate Island Beehive for a get-rich-quick scheme and constantly killed each other even at sea on the same ship.1112
Kaido joined the Rocks Pirates at Fullalead forty-four years ago as a young soldier who escaped Marine capture multiple times. He later became known as the embodiment of brutality and swung his kanabo while speaking of battle and anarchy.13
Relationships
Hundred-Beast Kaido maintains a business partnership with Doflamingo as his biggest client among the Yonko, relying on SMILE production that Law threatens to disrupt. He warns Big Mom against interfering with his personal grudge against Straw Hat and reminds her of a major debt owed to him.1415
Kaido names Yamato as the future shogun of New Onigashima yet faces direct opposition from Yamato who admires Oden and refuses to follow his plans. He recognizes Luffy's Conqueror's Haki and offers alliance to the cloaked fighter who survived his club strikes.167
Kaido maintains a business partnership with Doflamingo as his biggest client among the Yonko. He relies on SMILE production that Law threatens to disrupt by capturing Caesar and stopping the supply.1718
Kaido shares a past alliance with Big Mom under the Rocks Pirates. He clashes with her directly over a Devil Fruit on a destroyed battlefield and frames the encounter as a lifelong debt to be repaid later.1920
Major battles
Hundred-Beast Kaido confronts Luffy directly in Wano after Luffy stands before him amid defeated allies. His dragon form receives direct hits from Luffy's Gum-Gum attacks near Oden Castle ruins and later crashes after repeated strikes during the raid on Onigashima.2122
Kaido confronts multiple opponents on the Skull Dome rooftop where Zoro cuts his dragon scales using Oden's sword. He shifts into dragon form and uses Dragon Twister while Kid's mechanical construct lands a Counter-Shock hit on him.23
Kaido battles Luffy high in the sky during Gear Fifth transformation. He bites Luffy who counters by stretching limbs around his dragon body and later enlarges to giant size to stomp on Kaido's dragon head.24