Falbium Asmodeus
Falbium Asmodeus
Kana ファルビウム・アスモデウス (current)
ファルビウム・グラシャラボラス (former)
Romaji Farubiumu Asumodeusu (current)
Farubiumu Gurasha-Rabrasu (former)
Race Pure-Blooded Devil
Gender Male
Nicknames Falbi (by Serafall Leviathan)
Satan Green
Satan Asmodeous
Hair Color N/A
Personal Status
Relatives Zephyrdor Glasya-Labolas
Unnamed Relative †
Affiliations 72 Pillars (Formerly)
Glasya-Labolas Clan (Formerly)
Anti-Satan Faction (Formerly)
Four Great Satans (Formerly)
Satan Rangers (Formerly)
Underworld (Formerly)
Heaven (Formerly)
Grigori (Formerly)
Status Alive (Sealed)
Ranking Satan (Asmodeus)Formerly)
Ultimate-Class Devil (Formerly)

Falbium Asmodeus, formerly known as Falbium Glasya-Labolas, was the Satan Asmodeus who was in charge of Military Affairs, prior to the events of 666. He is related to Zephyrdor Glasya-Labolas and the unnamed deceased former heir.


Falbium is a tall man whose head is completely bald and has a goatee on his chin.


Falbium is a very lazy person, spending most of his time sleeping, and lives by the thought that “working means losing”. He is usually unenthusiastic in doing anything.


Falbium came from the House of Glasya-Labolas and was part of the Anti-Satan Faction before being promoted into the Satan Asmodeus sometime before the series began.


Birth of the Breast Dragon EmperorEdit

He first appears in Volume 5 during the Young Devils Gathering.

The Heroic Oppai DragonEdit

In Volume 8, Falbium acted as Satan Green and test both Issei and Rias on table manners during their trials at the Ruins of Connection.

While Falbium did not appear in Volume 12, he was the one in charge of the battle strategy to counter the attack by the 12 Bandersnatch created by Leonardo's Annihilation Maker.

The Legend of Oppai Dragon and his Lively CompanionsEdit

In Volume 21, at the end of the war against Qlippoth to finish off Trihexa. Falbium and some of other mythology leaders and their peerage began to implement Azazel's plan of trapping 666 inside the Isolation Barrier Field along with themselves.

Powers & AbilitiesEdit

Immense Demonic Power: As one of the Four Satans, it is presumed that Falbium is an extremely powerful Devil.

Master Tactician: Falbium is also known for being the Underworld’s greatest tactician and strategist and has gathered many talented subordinates.



  1. High School DxD Light Novel Volume 8 Afterword


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