Hamster & Gretel Wiki
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Hamster & Gretel Wiki

John DiMaggio is an American voice actor and comedian, known for many voice roles for several TV series, including Kim Possible, Futurama, and Adventure Time.

For Hamster & Gretel, he voices the X-Terminator, a cyborg supervillain with an immense hatred for rodents, as well as a character named Gregory in "The Opposite of Smart".

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