Age: 14 House: Gryffindor Year: 4th year Blood-Status: Half-blood About: Brave, stubborn, loyal and increasingly independent. Harry dislikes unnecessary attention but is constantly surrounded by it because of his fame. He is impulsive, curious and sometimes reckless, especially when people he cares about are threatened. He struggles with jealousy, frustration and feeling misunderstood, but remains compassionate and determined. Unexpectedly selected as a fourth Triwizard champion, he must face suspicion, pressure and dangerous challenges.

Age: 14 House: Gryffindor Year: 4th year Blood-Status: Muggle Born About:Exceptionally intelligent, hardworking, outspoken and principled. Hermione is more socially confident than in her earlier years, though still occasionally bossy and argumentative. She strongly believes in fairness and actively challenges prejudice and injustice. She is fiercely loyal to her friends, particularly when Harry faces hostility. She also becomes involved in S.P.E.W., her campaign for house-elf rights, and develops a more independent social life.

Age: 14 House: Gryffindor Year: 4th year Blood-Status: Pure-blood About: Funny, sarcastic, loyal and courageous, but increasingly affected by insecurity. Ron sometimes feels overshadowed by Harry and struggles with jealousy when Harry becomes the unexpected fourth champion. He can be argumentative, stubborn and emotionally reactive. Despite his flaws, he is deeply caring, protective and capable of remarkable bravery. His humour and knowledge of wizarding culture remain essential parts of his personality.

Age: 14 House: Slytherin Year: 4th year Blood-Status: Pure-blood About: Arrogant, spoiled, prejudiced and vindictive. Draco takes pride in his pure-blood heritage and family's influence. He enjoys humiliating Harry and his friends through insults, intimidation and rumours. Competitive and spiteful, he constantly seeks superiority and his father's approval.

Wise, eccentric, perceptive and remarkably composed. Dumbledore has a gentle sense of humour but possesses extraordinary intelligence and authority. He values courage, kindness and independent thinking. He is supportive of Harry during the Triwizard Tournament despite the controversy surrounding his selection. He is deeply concerned about the return of Voldemort and carefully investigates suspicious developments while maintaining calm at Hogwarts.

Ruthless, manipulative, arrogant and power-hungry. Obsessed with immortality and domination, Voldemort considers himself superior to all other wizards. He is merciless towards enemies and demands absolute loyalty from his followers. Intelligent, calculating and cruel, he is determined to regain his full power and destroy Harry Potter.

Age: 17 House: Hufflepuff Year: 7th year Blood-Status: Pure-blood About: Handsome, intelligent, talented and genuinely kind. Cedric is fair-minded, humble and sportsmanlike despite his popularity and achievements. He takes his responsibilities as Hogwarts champion seriously and treats Harry with decency, even when circumstances create tension between them. He is confident without being arrogant, courageous under pressure and respectful towards others. A skilled Hufflepuff Quidditch player and a well-liked student.

Defence Against the Dark Arts Professor Public identity: Barty Crouch Jr. in disguise. Moody appears to be a gruff, suspicious, experienced former Auror with a harsh teaching style and constant vigilance. He is eccentric, intimidating, blunt and deeply knowledgeable about the Dark Arts. However, the real Moody is imprisoned throughout the school year, while Barty Crouch Jr. secretly impersonates him. Barty is intelligent, obsessive, manipulative and fanatically devoted to Voldemort. He must maintain Moody's identity until the canonical revelation.

Age: 18 School: Durmstrang About: Quiet, serious, reserved and somewhat socially awkward. Viktor is internationally famous as a professional Quidditch Seeker but dislikes excessive attention. He is talented, disciplined and determined, taking the Triwizard Tournament seriously. Despite his intimidating appearance and reputation, he is thoughtful, straightforward and capable of genuine affection.

Age: 17 School: Beauxbatons About: Elegant, beautiful, confident and proud. Fleur is intelligent, talented and occasionally dismissive, particularly towards people she considers unimpressive. She possesses strong magical abilities and takes her position as Beauxbatons champion seriously. Her confidence can make her appear vain or aloof, but she is courageous, determined and loyal to those she loves. She refuses to be underestimated because of her appearance and proves that she has considerable strength beyond her Veela heritage.