Lucifer

Lucifer is the Epitome of Darkness and the main opposer of God. He used to be a Majestic Angel, an Archangel to be exact and according to His Name He was the one who brought God's Light to the World. Because He disobeyed God He was banished from Paradise forever and was ripped from His Form and became a Being with traits from both an Angel and a Demon. He is the only one who can successfully turn a Fallen Angel into a Full Demon. He also holds the Title of "The King of Hell" and He is the one who Luc was named after.