Dr. Dometone is the fourteenth episode of ThunderCats Roar, the 2020 TV series.
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Text taken from Cartoon Network's Website.
Season 1 - Episode 14
Lion-O is tasked with mapping the beaches of Third Earth, which leads to him somehow draining the oceans of all water entirely. Woops! But a mysterious scientist with a robotic frog says they can fix everything by traveling under the earth, which is just the kinda crazy adventure Lion-O is all about!
- Dr. Dometone