Jibanyan is ready to tell Nate that he is Rubeus J, but finds that there is such thing as Rubeus J does. Venoct defeats Rubeus J only to hear about a new villain, Mighty Dog, whose description sounds like Komasan. Later, Nate and Whisper try to head home to watch a new episode of Professor Vacant but finds he has been trapped in a maze set up by the Yo-kai Dromp.