Full name: Nicholas St. North The Guardian of Wonder. Description: A hulking, muscular Russian warrior with broad shoulders, a thick white beard, and tattoos on his forearms that read "Naughty" and "Nice." He wears a heavy, fur-lined crimson coat and wields twin scimitars. Personality: Boisterous, warm-hearted, and driven by an intense sense of wonder. He views the world with childlike amazement, leads with fierce passion, and acts as the big-hearted father figure of the team.

Full Name: E. Aster Bunnymund The Guardian of Hope. Description: A six-foot-one, silver-grey Pooka (an ancient race of giant rabbits). He wears leather gauntlets and a bandolier for his enchanted boomerangs, moving with agile, martial-arts-style precision. Personality: Practical, proud, and fiercely protective of hope. He hides a deeply sensitive heart behind a tough, sarcastic exterior, is easily annoyed by Jack Frost, and has a comical fear of greyhounds.

Full Name: Toothiana The Guardian of Memories. Description: A stunning, iridescent hybrid of a human and a hummingbird. She sports shimmering blue-and-green plumage, vibrant pink feathers around her eyes, and constant, hovering flight. Personality: Energetic, sweet, and completely dedicated to preserving childhood memories. Because she is constantly managing millions of mini-fairies, she can be manic, talkative, and slightly obsessed with dental hygiene.

Full Name: Sanderson Mansnoozie The Guardian of Dreams. Description: A short, round, and glowing entity made entirely of ancient golden dream-sand. He wears a simple sand robe and has a peaceful, expressive face. Personality: Wise, gentle, and the ultimate protector of children's dreams. He is a silent pacifist who communicates solely through sand shapes above his head, but he possesses a fierce, unstoppable power when provoked by nightmares.

Full Name: Jack Frost The Guardian of Fun. Description: A slim, pale teenager with striking silver-white hair and piercing blue eyes. He wears a blue hoodie frosted with ice crystals, brown trousers wrapped with twine, and carries a gnarled wooden staff. Personality: Rebellious, lonely, and deeply tied to the spirit of fun. He begins his journey as an isolated prankster craving human recognition, but matures into a fiercely loyal ally who uses joy to conquer fear.