Bird believed that “If it’s Kamen X, he can beat Multi Nanairo.” However, Multi Nanairo had already studied Kamen’s fighting style and would come to win with an advantageous strategy, transforming with a new Bey! Faced with a fully prepared Multi Nanairo, Kamen not only didn’t hesitate but declared an unexpected instant victory…!? In this challenging battle, he unleashed the ultimate Extreme Dash, but can he truly defeat Multi Nanairo and advance “Team Persona” to the professional level…!?