Daemon/Daemon Lord

The difference between Demon Duke and a self-proclamed Demon Lord is slight and is ranked higher than a self-proclaimed Demon Lord. So far, the only ones to evolve into Demon Dukes are named Arch Demons.

According to the existing records of Demonology from the Human Realms (Holy Empire Ruberius), a Demon Duke is a legendary existence. There has been no other Demon Duke summoning previously documented.

Demon Duke Aristocracy (Class)
Within the Demon Duke species there are a variety of classes that further subdivide their strengths Their Rankings are Below
 * 1) Duke
 * 2) Marquis
 * 3) Earl / Count
 * 4) Viscount
 * 5) Baron
 * 6) Knight / Chevalier - not as strong as an Arch Demon but Surpass Devil and could 1 hit Kill Greater Demon, the lowest of the Aristocracy.

Known Individuals
 * Diablo (Already Evolve to True Demon Lord, later after chapter 191 will evolve into Demon God)
 * Hirari (Already Evolve to True Demon Lord)
 * Mizari (Already Evolve to True Demon Lord)
 * Testarossa (Already Evolve to True Demon Lord)
 * Carrera (Already Evolve to True Demon Lord)
 * Ultima (Already Evolve to True Demon Lord)
 * Moss (Duke Class)
 * Veyron (Marquis Class)
 * Venom (Earl Class)
 * Agera (Viscount Class)
 * Esprit (Viscount Class)
 * Cien (Baron Class)
 * Zonda (Baron Class)