relationship "like all the other relationships in the show," with Matt Ferguson, the show's director, supporting the addition of the relationship. In the comic books, she debuts in Volume 2. Kasey Boon (voiced by Joshua Graham) – Kitty's younger brother who Emerald developed a crush on. He gave her a bracelet which was revealed to be a tracking device to follow the Mysticons. He later appears to have second thoughts about taking advantage of Em's feelings for him, and catches her, after which the two have a serious romance. In the comics, he debuts in Volume 2. Nova Terron (voiced by Dan Lett) – Holding the top rank of Star Master, he is a stern and bearded leader with a high-pitched voice. He sees the new Mysticons as failures whose incompetence will bring about the apocalypse, especially when they defy his order to destroy the complete Codex. This resulting Nova decided eliminated them if they defying him. However, after learnings Mysticon's real identity, he finally realized what he has done. Meaning he never trusting them in the first place. He finally confess to Arkayna that he had been ordered by his master, Alpha Galiga, to separate the twin princesses, Arkayna and Zarya, as newborns. He came to enjoy playing the video game Avatars of the Apocalypse. Tazma Grimm (voiced by Michelle Monteith) – Malvaron's older sister who favors training over natural talent and is chosen to train the Mysticons. She later betrays them and the Astromancers to obtain power for herself. She was the Shadow Mage who had forced Zarya and Piper to steal the Dragon Disk in exchange for Choko in the first episode. She later seems to have second thoughts about Dreadbane's leadership, calling him weak and incompetent. Tazma partners with Kymraw to claim the complete Codex from the Mysticons but is betrayed; she is horrified when Dreadbane uses it to release Queen Necrafa. She informs Necrafa of the new Mysticons and joins her for vengeance. Tazma is saved from being destroyed with the lair of the Spectral Hand and imprisoned in a snow-globe for her crimes. She was eventually freed by her reluctant younger brother and took the chance to escape by teleporting away in a flash of shadowy smoke. She remains at large in the realm after the defeat of the Spectral Hand. Proxima Starfall (voiced by Stacey DePass) – A short orphan with red glasses,