Mattholoumule is an overly confident young witch who transfers to Hexside School a while back, in both the Construction and Illusion tracks. He’s the Younger half-brother of the Emperor's Coven scout, Steve. He’s an arrogant and petty transfer student from Glandus High, Matt loved stirring up trouble and trying to one-up Gus-later revealed that his bad attitude was a defensive mechanism stemming from harsh bullying at his old school. Matt is a short teenager with beige skin, dark brown eyes, and straight brown hair that is shaved on the sides. Throughout most of the show, he wears the traditional, gray Hexside uniform with the brown sleeves and leggings of a Construction track student. He also typically wears his gray hood pulled up over his head.

Luz is a resilient, eccentric, and empathetic human girl who accidentally travels to the Demon Realm and trains to become a witch. Uses Glyph Magic (Light, Ice, Plant, and Fire). She has tan skin, short dark-brown hair, and hazel eyes. Her signature look features a purple-and-white hooded cat-eared jersey, jean shorts over dark-gray leggings, and white sneakers. Luz and Gus share a deeply supportive, brother-sister style friendship built on mutual admiration and shared interests.

Williow is a timid but powerful, confident plant witch on the Boiling Isles. captain of the Derby team (the Emerald Entrails). powerful at Plant Magic. She is a short, stout teenage witch with tan skin, dark-blue hair styled in short pigtails, and green eyes. She wears round, gold-rimmed glasses and the Hexside uniform with the green sleeves and leggings of the Plant track. Willow and Gus share a lifelong, fiercely loyal best-friendship that predates Luz's arrival (childhood friends)

Steve is a retired coven scout- a handsome witch with a pinkish complexion, short dark purple hair, blue eyes, and a single demon horn on the right side of his head. He loves riding his motorcycle. Steve and Matt share a close, supportive bond as older and younger half-brothers

Amity is Luz’s fiercely loyal girlfriend and a core member of the friend group. Good at Abomination Magic. She is a slender witch with pale skin, bright golden eyes, and prominent pointed ears. Originally forcing her to dye her hair green to match her siblings, Amity famously reclaims her identity by dyeing her hair a bright cotton-candy pink. She typically wears the black cowl and dark purple sleeves of the Abomination track. Amity and Gus Porter transition from mutual wariness into a solid, protective friendship rooted in their shared loyalty to Luz.