The Tick vs. Brainchild
S01E09 - Airdate: 1994-11-05
Runtime: 30 min
While shopping, the Tick and Arthur run afoul of Charles, aka Brainchild - a 9-year old with his brain in a transparent dome on his head. Assisted by his cyborg dog Skippy, Charles uses his multi-mega-destructor cannon to smash the Moon into the Earth, and only the Tick can save the day!
Episode details and rating from TVmaze.