The Makai is the world that all sentinoids come from. For countless years, the people born here have always faced extreme segregation from the humans of Earth Land. It is divided into five factions: Pumpkin Doryus group, the Ars Goetia, the Angels, Chi-yo's territory, and one other.
- Asskicking Equals Authority/Authority Equals Asskicking: The demons of Ars Goetia are all assigned with numerical rankings.
- Blue and Orange Morality
- Comedic Sociopathy
- Eldritch Abomination
- Joker Jury: In chapter 60.
- Lack of Empathy
- Super Empowering: They lend their power to humans so they can form Satan Souls.
- Enigmatic Empowering Entity: Though its not really known why.
King BaelThe leader of the Ars Goetia and one of the five kings of the Makai.
- Adorable Abomination
- Cats Are Mean
- Cat Smile
- Cute Is Evil
- Dissonant Serenity: Can sentence someone to death without losing his smile(or moving his face at all, for that matter).
- Evil Albino
- Evil Overlord
- Expy: Oh, Crap!, Kyubey.
- Frozen Face
- Mister Big
- Perpetual Smiler
- The Stoic
Duke AgaresThe second-in-command of the Ars Goetia.
- Combat Sado Masochist
- Number Two
- Petting Zoo People: Hes a humanoid crocodile.
- Whip It Good
Prince VassagoThe 3rd. ranked member of the Ars Goetia.
President BarbasThe 5th. ranked member of the Ars Goetia.
- Artificial Limbs: His jaw and left paw are made of metal
- President Evil
- Talking Animal: A talking lion.
Duke ValefarThe 6th. ranked member of the Ars Goetia.
- Eyepatch of Power: Wears a bandana over his left eye.
- The Gadfly
- Mix-and-Match Critters: He has the body of a lion, but the head of a dark skinned man.
- Trap Master
Marquis AmonThe 7th. ranked member of the Ars Goetia.
- Mix-and-Match Critters: Has the head of a raven, but the body of a naked man.
- Walking Shirtless Scene