He's one of the oldest Campione in the franchise.
Th first and oldest Campione. He conducts a ritual that sacrifices 30 girls in order to summon Athena who he refers as his prey.
Sasha Dejanstahl Voban was created by Jo Takezuki as one of the support characters in the Campione! franchise that is originally a light novel. He first appears in Campione! episode 1. He is voiced by Unshou Ishizuka.
With the authority of Osiris, he can summon an army of the undead. Also, Voban can transform into a werewolf.