Jet-black, untidy, and notoriously messy, sticking up at the back. Bright, startling, almond-shaped green eyes. Still relatively thin-faced and lean from his rough childhood, though he has filled out slightly from his earlier scrawny years. Thin, bright red, lightning-bolt-shaped scar on his forehead. Round-rimmed glasses that he wears constantly. Brave, fiercely loyal, and selfless hero who acts on strong moral convictions rather than a desire for fame. Half blood, Gryffindor.

She is generally fair-skinned (turning pale when frightened or pink when embarrassed.) Warm brown eyes. She has infamous bushy brown hair that is often called unmanageable. A complex mix of brilliant intellect, fierce loyalty, bossy perfectionism, and deep moral conviction. Muggle born, Gryffindor.

Tall, lanky, and awkward-looking, growing even taller as the series progresses. Bright red hair, heavy freckles, and a long nose. Vivid blue eyes. A deeply loyal, brave, and pragmatic character who acts as the grounded anchor and tactical heart of the central trio. Pureblood, Gryffindor.

He has a pale, pointed face, which Ron Weasley occasionally insults as looking "rat-faced." He has pale silver-blond or white-blond hair and light grey eyes. Hes rather tall, stands straight with an air of importance.Raised to believe in pure-blood supremacy and the importance of family status. Arrogant, prejudiced, and ambitious schoolboy bully who evolves into a conflicted and emotionally pressured individual under the weight of Voldemort's service. Pureblood, Slytherin

Pug-faced appearance, upturned nose, and mean and snobbish. Known for being mean-spirited and teasing non-Slytherin students, including Harry Potter, Hermione Granger, and Neville Longbottom. Pureblood, Slytherin.

Distinctive bright sea-green, inherited from his father, Poseidon. Messy, windblown, jet-black hair that often looks unbrushed. Tanned, olive, or Mediterranean complexion from spending time outdoors. Grows into a tall, 6'1, lean, and muscular fighter through years of training and combat. Courageous, fiercely loyal, and sarcastic natural leader who masks his insecurities and deep empathy with a sharp, laid-back sense of humor. A powerful demigod, son of Poseidon, one of the big three gods. Can talk to sea life, manipulate water (breath under water, and use it to heal himself), enhanced physical ability.

Curly black or dark brown hair, dark "wild" brown eyes, and a mischievous smile. Pointy ears and long, nimble fingers suited for mechanics. He is often likened to a "Latino Santa's elf". Stands at 5'6" and has a slim, light frame. Energetic, witty, and mischievous demigod who uses humor and a larger-than-life personality to mask deep-seated trauma and insecurity. Son of hephaestus, has the rare ability to summon and manipulate fire, very mechanically inclined, enhanced physical ability.

Gray like storm clouds, a classic trait of children of Athena. Honey-blonde, often worn in a ponytail or left curly. Tall and athletic, growing to around 5'10" to 5'11" as she gets older. Fiercely intelligent, strategic, and brave demigod whose defining personality traits stem from being the daughter of Athena. Unlike most demigods, children of Athena, dont have powers. But she has genius intellect.

He has an athletic, muscular build and is one inch taller than Percy Jackson, with tanned arms. Piercing, electric blue eyes. Close-cropped, tidy, military-style blond hairA small scar on the corner of his lip from trying to eat a stapler when he was two years old. A Camp Jupiter tattoo on his inner forearm featuring an eagle, the letters SPQR, and twelve tally lines representing his years spent at the Roman camp. Serious, responsible, and noble leader who often struggles with the heavy expectations placed on him as a son of Jupiter. As a son of Jupiter, the Roman equivalent of Zeus, one of the big three gods, he has the ability of Electrokinesis, Aerokinesis, Atmokinesis. He is a master swordsman and spearman with superhuman strength, agility, and tactical Roman military training.

Darker-skinned, described as warm or the color of a roasted coffee bean. Curly, cinnamon-brown, and shoulder-length. Unusual, startling eyes that look like 14-karat gold or amber. Branded with a Camp Jupiter tattoo (SPQR glyph) with a service stripe on her forearm.kind, mature, and resilient demigod who balances deep inner guilt with fierce loyalty and courage. Geokinesis, Ferrokinesis and Gem Summoning. Underground Sensing: She has a 1,000-foot directional awareness underground to detect minerals, traps, and living beings. Mist Manipulation: She is a skilled magic user who can create powerful illusions, alter perceptions, and trick enemies. Underworld Connection: She has a basic sense for death and dying life forces in a given area. Daughter of Pluto, the roman equivalent of Hadez, one of the big three gods.