Voodoomed

Yona and her friends are met with yet another member of the Storm Clan named The Voodoo Master, the brother of Magic Master, who hates his brother for outshining him into being the best magic member of the Clan, and now ends up trying to take over Twilight's new school by using the team, tricking them with insecure mind tricks and aims to turn the school into his new fortress since his brother is out of the picture. What will our heroes do to stop him?