The Evil Belt - S1.E17

During their fight, Leangle unseals one of Blade's and Chalice's cards. Leangle then reseals Chalice’s Shuffle card as his own. Mutsuki's life begins to be positively affected by the new belt and becomes excited about becoming a Kamen Rider. Sakuya sees his old senpai named Go Kiryu. Kazuma goes looking for Mutsuki and continues to run into him without realizing who he is until he transforms into Leangle to fight the Boar Undead.