The Brotherhood of Gagmier is a militaristic group of humans, as well as some Demon-Bloods, bent on resurrecting Gagmier. They are made up of the descendants of those who fought alongside Gagmier in the War of the Demon. It is led by Johnathon Hades.
Their goal is to ressurect the demon Gagmier, who was sealed in Pandora's Box long ago.
Johnathon Hades is the leader of the Brotherhood.