Hamtaro: Little Hamsters, Big Adventures

Appearance! Muha-Muha Alien (8x23)

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Otome's crew idolizes Hero-Ham after he saves Lion and Bear, but then they want him to get revenge on the Ham-Hams for messing up their Art Cove. So he makes up a lie that there is an evil monster in the Jewelry House called the "Muha-Muha Alien" so Otome's crew will be afraid of going near the Jewelry House and leave the Ham-Hams alone.