‘’Return to Thundera, Part 1 is the one hundred and eleven episode of ThunderCats (original series)
The ThunderCats soon arrive and begin plans to build a new lair. Mumm-Ra meanwhile learns that the planet's gravity is controlled by the Gyroscope under the Churning Rocks at the center of the planet and will use this knowledge to destroy the Thundercats and trick the Gyroscope's guardian, the ancient sorceress Jagara.
- Main Characters
- Guest Characters
"The Last Day"
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"Return to Thundera, Part 2"