Hyumilis

{{Item Hyumilis is a demonic sword that once belonged to the Dark Knight, a member of the Thirteen Heroes.
 * image =
 * Type = Magic Weapon
 * Origin = YGGDRASIL
 * Effect =
 * Users = Dark Knight (Formerly)
 * Users-2 =
 * Debut = Overlord Volume 2 (Mentioned)
 * Debut-2 =

Description
Hyumilis is one of the Dark Knight’s four Swords of Darkness. While this sword is originally from YGGDRASIL, it was once in the possession of a Cursed Knight. After its owner passed away, this blade enter into circulation for at least two hundred years.

Abilities
Hyumilis was referred by the Swords of Darkness as it being an evil blade, whose powers are even unknown to the adventurer group.