Master Yo wants Yang to learn self-control, but since Yang won't learn it from him, Master Yo takes Yang to learn from Ultimoose who claims to have turned over a new leaf. Yet while Yang is being forced to fight a giant monster until he learns self-control, Yin has to figure out why her friends are acting so weird and stealing stuff. It turns out Ultimoose isn't trying to teach self-control, he's trying to use mind-control on Yang and his friends with the use of a hat! Can Yin and Yang exercise self-control and not hurt their friends in order to defeat Ultimoose
Appears on these pages
When Master Yo gets fed up with Yang's lack of focus, he drops him off at Ultimoose's Dojo of...