The only human in this world. Personality: She is always bright and energetic, but sometimes this goes too far, leading to baseless confidence that earns her a scolding from Eda. Ability: Originally unable to use magic, she became a magic user after discovering how to draw glyphs.

Her real name is Edalyn, but everyone calls her "Eda." She is free-spirited and deeply cares for Luz and King. She is the most powerful witch, capable of using almost all abilities. She is the master of the Owl House and lives with King. She despises the Emperor's Coven.

Eda's pet and family member, and the mascot of the Owl House. Though his race is demon, no one takes him seriously because he's so clumsy. He always acts as if he's a great demon king and plays by making his stuffed animals his minions.

Eda's older sister. She is a high-ranking member of the Emperor's Coven. She views Hunter as an insolent child.

A perfectionist and a top student at Hexside School. While she appears cold and prickly on the outside, she has a warm heart, even reading books to children at the library. Her ability is summoning abomination monsters to attack.

A student at Hexside School and Luz's best friend. She is incredibly kind and sweet. Her ability is plant magic.

A student at Hexside School. An optimistic boy who is friends with Luz and Willow. Since illusion magic is his specialty, he loves creating flashy productions.

The youngest member of the Emperor's Coven and the high-ranking "Golden Guard," the Emperor's right hand. He appears serious and stern, but he has a cheerful and cute side typical of a teenager. He fears his uncle, Emperor Belos, and craves his recognition.

The Emperor and the primary villain. A calm and cold-blooded individual, he possesses a relentless obsession, willing to make any sacrifice to achieve his goals. He gained the people's trust and ruled witch society for a long time through brilliant strategy and oratory skills. He possesses powerful magic and combat abilities, including the power to maintain his strength by consuming the magic of Palismen. He pretends to be a leader for everyone, but in reality, he is a ruthless figure who uses lies and manipulation to execute his plans. His defining traits are his cruelty, stopping at nothing for his objectives, and his superior leadership.

The Collector is a pure and playful being who loves creating new games and hanging out with people. Possessing powerful magical abilities, they freely manipulate stars and space, and can turn their imagination into reality. However, due to a lack of experience with the world, they sometimes fail to understand how their actions affect others. They get lonely easily and have a warm heart that sincerely wants to be friends with someone. The defining characteristic of the Collector is the coexistence of innocence and immense power.