S2·E11 Episode 11

The gang turn themselves into monsters and sneak into the castle, where they promptly confront the Monster Emperor. They are quickly defeated and given a free resurrection on a clearance sale. Hisa is captureed and Yoshihiko learns from the Hotoke he needs another item call the Orb of Light from the Emperors' good twin Symposion. After traversing through countless caverns they find him hiding in a closet, and they find out the Orb of Light is in fact his testicles. During the second round they find out that the Emperor isn't the Emperor, but the penguin Yoshihiko saved in Isis. They face the true evil and through the sacrifice of penguin and Yoshihiko they defeat him. Afterwards they seal the monster ask Hotoke to take them to heaven. He messes up and bring back Yoshihiko and the four go on to new adventures.