The thrill of victory has barely faded for Katta Kirifuda – he’s just claimed the title of National Tournament champion! But a fresh, intense battle looms on the horizon. Adding to the excitement, Japan's biggest theme park, Duel Masters Land, has burst onto the scene, brimming with attractions and dazzling events. Katta is enjoying the spectacle, until an encounter with the park’s adorable mascot, Duemouse, plunges him into a bizarre and unexpected conspiracy. A dark force threatens the Duel Masters world in the form of a shadowy team of mysterious duelists! And secrets surrounding a legendary card are about to be unveiled, ushering in a new era for Katta and revolutionizing everything he knows about Duel Masters.