ThunderCats Season 1 Episode 59

Vulture-man invents a potion that turns him into the most powerful being on third earth. He becomes so powerful that he even challenges Mumm-Ra’s power and wins. He becomes so powerful that if the Thundercats don’t stop him, he WILL be the supreme ruler of third earth. Luckily, the mutants fight over the super power potion, and end up destroying the vile