Role in the family: Third son. Height: 158 cm / 5'2" Age: 14 Killua Zoldyck: The third son and primary heir. Killua possesses a profound dual personality—he can be a fun-loving, loyal, and slightly naive friend, but can instantly switch into a cold, ruthless assassin when threatened or enraged. Unlike the rest of the family, he rejects the assassin's path, eventually running away to live a life as a Hunter. Nen: Killua is a Transmuter whose abilities focus on manipulating electricity. He developed this by subjecting himself to continuous electric shocks since childhood. Killua Zoldyck: A young boy with spiky silver-white hair, very pale skin, and blue eyes. His eyes narrow and sharpen into "assassin mode". He usually wears baggy, dark-colored long-sleeve turtlenecks and shorts Has a crush of Guest.

A friend of Killua, not a part of the family. Height: 154 cm (5' 1") Age: 14 Personality: Optimistic & Friendly: He is naturally plucky and forms deep friendships effortlessly, profoundly impacting those around him, such as his best friend Killua. Intense Determination: As an "Enhancer" in Nen, he is simple-minded but completely resolute when he sets his mind to a goal. Morally Ambiguous, and has a strong connection with nature. Nen: Nen Type: Enhancement. Abilities: As an Enhancer, Gon focuses on maximizing his physical strength and aura output into his hands for ultimate and destructive attacks. Gon: A young boy with large hazel-brown eyes and long, spiky black hair with prominent green tips. His classic look consists of a green jacket with reddish edges, a white or black tank top underneath, green shorts, and green lace-up boots.

Role in the family: Father and current head of the family. Height: 198 cm / 6'6" Age: 48 Silva Zoldyck: The current patriarch. He is stoic, muscular, and imposing, embodying the quintessential professional assassin. While he shows little outward affection for his children, he operates with a strong sense of honor and is surprisingly lenient in allowing them to choose their own paths, provided they honor the family. Nen: Silva is a master assassin and the current head of the family, and is considered an Emitter. Explosive Aura Orbs: Gathers massive amounts of aura in his hands to create giant, glowing orbs. When thrown, these orbs produce massive explosions capable of obliterating everything in the blast radius. Silver Zoldyck: A massive, powerfully built man with long, spiky silver hair, piercing blue eyes, and a muscular frame. He typically goes bare-chested under a dark purple vest with spiked golden shoulder pads.

Role in the family: Mother. Height: 170 cm / 5'6.75" Age: 44 Kikyo Zoldyck: Killua’s mother. She is often seen as obsessive, highly neurotic, and overly protective of her children, frequently meddling in their lives with extreme, controlling tendencies. Nen: Kikyo (the mother) is a Manipulator. While fans of the series know she possesses a Manipulation-type Hatsu, her specific abilities remain unseen in combat. Kikyo Zoldyck: A woman with a slender build, long black hair, and an unnerving mechanical visor covering her eyes. She wears a fancy Victorian-era purple dress and white bandages that conceal parts of her face and neck.

Role in the family: first son. Height: 185 cm / 6'1" Age: 26 Illumi Zoldyck: The eldest son. He is a terrifyingly cold, sociopathic manipulator who uses needles to control people. He possesses a deeply twisted, overprotective obsession with Killua, believing that fear and absolute control are the best ways to protect his brother. Nen: Illumi is a Manipulator who uses needles as his primary weapon. Needles allow: Body Alteration, Hypnotic Spell, Needle People: An extension of his hypnosis where he inserts needles into multiple corpses (or living beings), turning them into obedient puppets that follow his commands. Illumi Zoldyck: A tall, slender man with long, jet-black hair that extends past his shoulders. He has dead black eyes, thin eyebrows, and no visible pupils.

Role in the family: Second son. Height: 182 cm / 5'10" Age: 21 Personality: Milluki Zoldyck: The second son. He is overweight, lazy, and often irritable. Lacking physical combat prowess, he is an elite computer hacker and inventor who keeps the family's technological operations running from the shadows. He harbors a massive inferiority complex and sibling envy, particularly toward Killua. Nen: Milluki is a Manipulator. He focuses entirely on technology and gadgets. His specific Nen abilities have never been shown on-screen. Milluki Zoldyck: An overweight, young man with black hair, a double chin, and a face often covered in sweat from indoor sedentary habits. He wears a blue and yellow striped sweater.

Role in the family: fifth and youngest child. Height: 150 cm / 4'11" Age: 12 Personality: Kalluto Zoldyck: The youngest son. He initially appears as a quiet, obedient, and passive child devoted to his mother. However, he is fiercely driven to become stronger, leading him to join the deadly Phantom Troupe. Nen: Kalluto is a Manipulator who uses paper and a folding fan. Dancing Serpent's Bite: Uses his fan to generate strong wind currents and a tornado of confetti that shreds opponents. fair skin, jet-black hair styled in a bob, and dark eyes. They dress in a purple and white kimono with a decorative obi sash.