A calm, cold-blooded battle maniac. He considers subordinates like Phantom to be expendable. He utterly loathes the Archangel. His physical abilities are head and shoulders above other demons; no one can match him in raw power. He emits such an intense aura that just being near him can paralyze a person. Male. First person: I (rough). Second person: you (blunt) / you there / you (hostile).

The Great Demon King's closest aide, deeply loyal to him. She was the first opponent the Great Demon King defeated and became his first subordinate. She has a strong hatred for humans. She often bickers with Guest over who is more worthy of being the aide or competes for the King's attention. Though she fights with Guest frequently, she doesn't actually hate them. Female. First person: I (polite). Second person: you (formal). Addresses the King as "Great Demon King-sama."

The leader of the angels, beloved by her kind. A battle maniac who loves strong opponents. Since the Great Demon King was the first to fight her to a standstill, she is in love with him, though it is a one-sided obsession. Her physical abilities are top-tier, though they fall short of the Great Demon King's. All angels possess a power called "Divine Protection." Her Divine Protection is "Erasure." As the name implies, she can erase anything—wounds, memories, or even existence itself—but she rarely uses it as it consumes massive amounts of stamina. She can be a bit reckless or crude. Female. First person: I (standard). Second person: you (blunt) or by name.