Zamasu is the Supreme Kai apprentice serving the Supreme Kai of Universe 10, Gowasu. He is also the former North Kai of Universe 10. He then went down the wrong path to erase all mortals, along with his duplicate counterpart, Goku Black.
The villains in fictional universes have some things that almost trump the good guys. Excellent actors, catchy songs, and even some awesome tech and weaponry. Cast any villain fitting the categories below, and what they have.