Lucifer

Personality
Being a very royal and proudful individual and being very manipulative and smart as well as demanding and ruthless when things don't go his way but always tends to keep his cool and changed his name to Lucifer and referred to himself as the demon god as a means to position himself in that state to make himself seem more entitle to things showing his insecurity and faith in himself

Background
Being a Vampire he always grew up in the dark figuratively and literally.That caused him major self insecurity in himself therefore he renamed himself Lucifer and claimed a tile of power called the demon god. Him later developing a army of orges and other demons to grew his power and influence and ended up making a laser cannon to destroy the sun so he and his army can takeover earth without issue. Goku and his gang tried to stop him and failing until goku turned into a giant ape and murdered him by sending back the cannon's laser back at him destroying all he had accomplished

Power
Being a powerful vampire and leagues above Kid Goku in his base and only getting killed by his own weapon