![Black Clover: Mahou Tei no Ken](https://i0.wp.com/3amovies.com/wp-content/uploads/2024/02/9YEGawvjaRgnyW6QVcUhFJPFDco.jpg?resize=185%2C278&ssl=1)
Inventor Goro Ibuki creates a humanoid robot named Jet Jaguar. It is soon seized by an undersea race of people called the Seatopians. Using Jet Jaguar as a guide, the Seatopians send Megalon as vengeance for the nuclear tests that have devastated their society.