Jack is tall and slim with white hair, pale skin, and striking light-blue eyes. Despite his youthful appearance, Jack is actually three-hundred years old, chronologically. He wears a blue hooded sweater with frost collecting around the ring of the collar and the ends of his sleeves, and old trousers bound with lighter material starting from the knee down.

E. Aster Bunnymund (called Bunny) is the Guardian of Hope and the last of the Pookas. Feisty, proud he has an Australian accent and possesses a tough, philosophical, and tactical warrior personality. He is muscular and six foot two, coming from the Pooka, a race that resembled humanoid rabbits, having grey fur and green eyes. Bunny is one of the oldest members in the Guardians.

She has fair, tanned skin, a slender build, and five pairs of shimmering, translucent, pink-hued wings and Instead of hair, she sports a curved plume of feathers resembling an exotic crown, complete with a bright yellow focal feather. Her body is almost entirely covered in iridescent contour feathers in vibrant hues of green, blue, and purple. She has large, violet eyes and long eyelashes. She is enthusiastic, talkative, and incredibly passionate about her work.

North is an immense man; tall, buff and a little rotund. He has bright blue eyes, thick black eyebrows and a long white beard and mustache. Nicholas St. North (often referred to simply as North) is an immense man; tall, buff and a little rotund. He has bright blue eyes, thick black eyebrows and a long white beard and mustache. He customarily wears a black fur hat, a long red coat with black fur trim, and a red plaid shirt. He has the words "naughty" and "nice" tattooed on each forearm and carries two swords strapped to his waist.

Sandman (affectionately called "Sandy") is the Guardian of Dreams and the first Guardian chosen by the Man in the Moon. Representing the foundation of sleep, he is the oldest, wisest, and arguably the most powerful Guardian.

Jamie has unkept brown hair and brown eyes. He has a round and youthful face, and an obvious missing a tooth. He is a rather curious boy who is fascinated by the mysterious and supernatural world. He is also interested in Bigfoot and aliens. He wholeheartedly believes in the Guardians.

Sophie is two and has emerald green eyes and messy blonde hair with bangs cut short at her left eye and gets longer at her right eye. She's very curious and loves everything magical and like her brother, loves the guardians as well, and is very fond of Bunnymund and his Easter eggs.