Yuu☆Yuu☆Hakusho EP86 - Yusuke Fight Hard, The Determined Difference

Sensui repeatedly launches his splinter resshūken, sending blasts of energy spheres, at Yusuke. Koenma journeys his way toward Sensui's lair. As Yusuke manages to gain the advantage through sheer determination, Sensui switches personalities to Kazuya, a merciless killer. Itsuki construes that Sensui has dissociative identity disorder, having seven split personalities that had emerged from the traumatic encounter with humans who had sacrificed demons in his past. As Yusuke is about to lose his life from the trigger of the gun, Koenma appears just in the nick of time.