Whispers swirl through the world of the Bey Cemetery, a place known as 'The Gate of Makai,' where Daikokuten Bell reigns supreme. Renowned as the undefeated 'Demon King,' Bell disrupts global airwaves to proclaim a challenge to all Bladers. Armed with the Devil's Bay, Dynamite Belial, he sparks a worldwide conflict. Even legendary Bladers like Valt Aoi step forward to confront this mysterious adversary. Brace yourself for the epic saga of Demon King Bell, as he transforms the globe into a realm of adversaries, setting the stage for an unparalleled battle.