Kason Belphegor

Summoning Magic

Sealing Magic

Defensive Magic

Equilibrium Magic

Holy-Demonic Magic

Millicas Gremory (Son)

Layfia Nebiros (Wife)

Sairaorg Behemoth (Cousin)

Magdarann Baal (Cousin)

Elizabeth Baal (Cousin)

Lord Baal (Uncle)

Misla Baal (Aunt-In-Law)

Zekram Baal (Ancestor)

Griffith Poe Karnstein (Uncle)

Maria Karnstein (Cousin)

Arthur Pendragon (First Cousin Once Removed)

Le Fay Pendragon (First Cousin Once Removed)

Marius Karnstein (Cousin)

Satanael (First Cousin Once Removed)

Mina Karnstein (First Cousin Once Removed)

Hinami Karnstein (First Cousin Once Removed)

Anti-Satan Faction (Formerly)

Seven Great Satans

Hell

Heaven

Grigori

Heir (Formerly)

Rating Games's General Manager

Ultimate-Class Devil (Formerly)

King

**Kason Belphegor**, formerly known as **Kason Gremory**, was the Satan Belphegor who was the manager of Rating Games, prior to the events of 666. He is the former heir to the Gremory Clan, the eldest child of Zeoticus Gremory and Venelana Gremory and is also the husband of Layfia Nebiros and the father of Millicas Gremory.

## Appearance

Kason is a handsome man who seems to be in his early 20's. He has shoulder length crimson red hair and violet eyes inherited from his mother, Venelana.

## Powers & Abilities

### Demonic Abilities

**Immense Demonic Power**: As the current Belphegor, Kason is one of the most powerful Devils in the Underworld. In fact, along with Percival Lucifer, Myrddin Beelzebub, Dredge Leviathan, Cythraul Sohn Asmodeus, Drakon La Leviathan and Rizevim Livan Lucifer, he is one of seven Devils considered Super Devils, with their powers and abilities transcending beyond the boundaries of the regular Devils, far exceeding even those of the Seven Original Satans. His father, Zeoticus, has stated that Percival, Myrddin and Kason's immense power made it so that there was no other position worthy for them besides being Satans.

* **Right of Damnation** (滅びの右, *Horobi no Migi*): Kason inherited the Right of Damnation from his mother. He has overwhelming mastery of his Right of Damnation that allows him to eliminate anything it touches. Both Azazel and Percival had stated that the main reason why Kason was chosen to be a Satan was due to his mastery of the Right of Damnation.
	+ **Rouge the Extinct**(滅殺の赤弾ルージュ・ザ・エクスティンクト, *Rūju za Ekusutinkuto*): Kason's special technique..

**Master Magician**:

* **Transformation**:
* **Teleportation**:

**Master Hand-to-Hand Combatant**:

**Master Technician**: Arthur has noted that Kason is a technique type fighter that polishes and masters all of his demonic powers and skills to dispatch enemies efficiently.

**Flight**: Being a Devil, Kason can fly using his wings.

## Trivia

* The only known members of Kason's peerage are Layfia and the "Crimson Bird of the Skies", *Roc*.
	+ Roc appears in many Arabian fairy-tails and sailor stories, as a giant legendary bird of prey.
* Kason is one of the three known Devils to be placed among the ranks of the Top 10 "Strongest Beings in the World", along with Percival and Myrddin.

* + Sirzechs is one of the two known Devils to be placed among the ranks of the Top 10 "Strongest Beings in the World", along with Ajuka Beelzebub.