Yamu is paired up with Spopovich and sent to the World Tournament to gather energy for Babidi, the evil wizard. The energy they are sent to gather is needed to awaken Majin Buu. When Yamu and Spopovich complete their task, Babidi kills Spopovich and when Yamu sees this he tries to escape but is killed by Pui Pui, one of Babidi's head cronies.