ThunderCats Roar (2020)

S1E9 Lost Sword

After narrowly escaping the catastrophic annihilation of their home planet, Thundera, Lion-O and the ThunderCats find themselves crash landing on the strange and enchanting world of Third Earth. This new realm is inhabited by the malevolent Mumm-Ra and a host of peculiar creatures and adversaries, posing fresh challenges for the heroes.