Isolde Schelling is a teacher at Al-Revis academy and one of the main antagonists in Mana Khemia: Alchemists of Al-Revis. She is known to assign harder assignments than most teachers. This, along with her cold personality makes her one of the most feared and respected teachers at the school. She was a graduate of Al-Revis and was classmates with Zeppel Kriever and Theofratus Aurelius.