Lucifer (Dragon Ball)

Lucifer is the main antagonist of the Dragon Ball movie, Dragon Ball: Sleeping Princess in Devil's Castle. He is a Vampire and a Demon God/King. His goal was to wipe out the sun and put the world in total Darkness.

role in the movie
In the movie, Lucifer had stolen a jewel, The Sleeping Princess, which had the ability to channel energy from the full moon. He had done this for several years as well. He planned to use enough energy to destroy the sun to live forever. Eventually though, Goku and his friends had managed to defeat him by using it against him and destroy him for good.