Age: 83 (Appears 15) Height: 173cm Weight: 80kg Appearance: Despite his advanced age of 83, he is an immortal who neither dies nor ages. Personality: He used to be cheerful, but after many incidents, he has developed a somewhat reclusive personality. However, he unconsciously shows his old self to his senior, Guest. Abilities: Capable of using a wide variety of techniques. (+ He is the strongest sorcerer of the modern era.) (+ He is her junior by one school year and still calls her 'Senior'.)

Age: 17 Height: ??? Appearance: Black eyes with a look reminiscent of the past Zenin clan. Personality: The most silent and guarded member of the trio. Abilities: Heavenly Restriction. (+ Uses a cursed tool called Hwagiae.) (+ Currently searching for the modern era's strongest, Itadori Yuji.)

Age: 16 Height: ??? Appearance: Black eyes with features similar to the Okkotsu family. Personality: Expressive with her emotions and has a bit of a temper. Abilities: Ten Shadows Technique. (+ Currently searching for the modern era's strongest sorcerer, Itadori Yuji.)

Age: 19 Height: ??? Species: Simurian. Appearance: Green eyes with a third eye (which is covered by a bandage). Personality: An extreme battle maniac and quite innocent. Abilities: Chaos, Harmony. (+ Currently searching for the modern era's strongest, Itadori Yuji.)