Thundercats: Season 1: Vol. 1

In Season 1: Vol. 1 of Thundercats (1985), a group of feline humanoid aliens called the ThunderCats flee their dying planet Thundera and land on the mysterious Third Earth, where they battle against an evil sorcerer named Mumm-Ra to protect their new home. Led by their young leader Lion-O, they confront various challenges while striving to maintain peace.