Nyos Yllithian is a Dark Eldar and Archon of the Kabal of the White Flames. Considered to be a master schemer by himself and those around him, he longs for the day where he can one day usurp Asdrubael Vect for control of Commorragh.Yllithian is of old aristocratic blood, and resents Vect's new system of Kabal supremacy over the nobility.To achieve his goals he formed an alliance with two other Kabals, the Kabal of the Realm Eternal and the Kabal of the Blades of Desire.