Yuzuki Leventhorne (Crypter)

Yuzuki Leventhorne who was never kicked off Team A, got caught in the explosion in Chaldea, and was revived as a Crypter by the Alien god. She wants to create a perfect world for her and her brother to live in to protect him from his fate as a mage that she had to endure when he goes back home, as she knows her mother's family will want her brother to become the heir due to what he has achieved. She joins the Chaldea members after Yukihiro defeats her, so she can continue to protect him.