Ming the Merciless

"Hail Ming, hail! Ruler of the Universe! Hail Ming, hail! Emperor of the Galaxy!"- Crowd of Mongoans

Ming the Merciless is the main antagonist in the Flash Gordon franchise. He once attacked Earth with natural and manmade disasters, until he was defeated by Flash Gordon, savior of the universe. Ming returned to join Megatron and Prince Lotor in an 80's-era villain army which included him in the LOTM story.