What is he man thundercats?

ThunderCats is an American animated TV series created by Tobin "Ted" Wolf. It follows the adventures of a group of cat-like humanoid aliens from the planet Thundera and their struggle against the evil forces of the mutant leader, Mumm-Ra. The main character of the series is Lion-O, the young heir to the ThunderCat throne, who is accompanied by other ThunderCats such as Cheetara, Tygra, Panthro, WilyKit, and WilyKat. The series first aired in 1985 and had a successful three-season run. It was later rebooted as ThunderCats Roar in 2018.