Casimir, nicknamed Casi, lives in the Fae Realm; a realm of magic and fantasy in between Earth and space itself. He has ruffled brown hair, pale skin, wears brown, green and woven clothes and has big, clear moth wings. He is a Fae. A teacher at the Fae Realms' school, he is patient and kind. He seeks knowledge, cares about learning, is quite self-reflective as characters and come across as being wise and unwavering. He is a fluffy mentor archetype, who has seen bloodshed in his years.