Hoi
ホイ
He is the last surviving member of the Kashvar, an alien race of evil wizards who deemed themselves superior to all other species.
He is one of the Black magicians responsible for the creation of Hiredugarn. Hoi traveled to earth in the thirteenth movie in search for the other half of his creation. His intentions were to make Hiredugarn whole again so he would wreak havoc throughout the universe.