Satan is a mythical creature or hell god. Ice Treachery Satan, Lucifer also known as The Devil, is the king of demons and in Abrahamic religions. In ancient Hebrew scriptures, "ha-Satan" (with "ha" translating to English as "the") is not a name, but a title, meaning either "The Accuser" or "The Adversary." In some Hebrew scriptures "The Satan" is an angel of God who's purpose is to test humanity, particularly the most devout of God's flock. In other's he's a fallen angel who is no longer working within God's divine plan Dante's Inferno.