OVA
Description
Biscuit Krueger, who prefers to be called Bisky, is a seasoned Hunter who first appears during the Greed Island arc. Beneath the appearance of a cute, petite girl around the same age as Gon and Killua lies a fifty-seven-year-old martial arts master and one of the most skilled Nen instructors in the world. This youthful guise is a deliberate choice, as her true form is that of a towering, extremely muscular woman standing over two meters tall, a physique she dislikes for its perceived lack of femininity. She is a Double-Star Stone Hunter, meaning she has achieved remarkable success in her field of collecting rare gems and jewels, which is her primary passion.
Despite her innocent exterior, Biscuit possesses a sharp, cunning, and often short-tempered personality. She is a master of deception, using her childish looks to manipulate others, gather information, and make opponents underestimate her in a fight. She is prone to violent outbursts when she is ignored or when her true age is mentioned, a fact Killua often uses to tease her at his own peril. She also has a noted weakness for handsome men and enjoys reading fashion magazines featuring them. However, when it comes to martial arts and training, her attitude becomes completely serious, strict, and no-nonsense.
Her entry into the game of Greed Island was motivated by a specific and personal goal: to obtain a rare and beautiful gemstone known as Blue Planet. While initially observing Gon and Killua, she toyed with the idea of ruining their friendship out of petty annoyance when they ignored her. However, upon witnessing their raw, untapped potential, she was overcome with frustration at seeing such "uncut diamonds" waste their talents. This feeling led her to abandon her initial plan and instead volunteer to become their teacher, revealing herself as the master of Wing, the man who first taught the boys the basics of Nen.
As a mentor, Biscuit is exceptionally demanding but also incredibly effective. Her training methods are brutal and unrelenting, designed to push Gon and Killua far beyond their limits in a short period. She forces them to dig through rock formations using shovels, maintain their Ren for extended periods while performing other tasks, and stay vigilant even while resting with heavy stones suspended above them. She also uses captured enemies, like the murderer Binolt, as live training dummies to hone the boys' combat skills under real pressure. Her goal is not just to make them stronger but to refine their technique, strategic thinking, and fundamental understanding of Nen, teaching them advanced applications like Shu, Ken, Ko, and Ryu. Through her rigorous instruction, she helps Gon develop his signature ability, Jajanken.
Her key relationships are central to her role. She shares a deep respect for her own master, Isaac Netero, having learned the Shingen-ryu style of martial arts from him. Her bond with Gon and Killua evolves significantly over the course of the arc. What begins as a project born of frustration transforms into a genuine, almost parental affection for the two boys, a feeling she acknowledges internally by the end of their time together. She grows to care deeply for their well-being and development, acting as a protective older sister figure, though she insists on being called "big sister" rather than anything motherly.
Biscuit is a Transmutation-type Nen user, but her proficiency across all Nen types is exceptionally high. Her combat style relies on overwhelming physical power, especially in her true form, where she can defeat most opponents with a single, devastating blow. Her unique Nen ability, Magical Beautician, is non-combative but incredibly useful for training and recovery. She materializes a masseuse named Cookie, who uses a special aura-transmuted lotion to perform various massages. The most notable technique, Piano Massage, can condense the restorative benefits of eight hours of sleep into just thirty minutes, allowing her students to train for longer periods without fatigue. This ability reflects her practical and strategic mind, focusing on efficiency and long-term growth over pure offensive power.
Despite her innocent exterior, Biscuit possesses a sharp, cunning, and often short-tempered personality. She is a master of deception, using her childish looks to manipulate others, gather information, and make opponents underestimate her in a fight. She is prone to violent outbursts when she is ignored or when her true age is mentioned, a fact Killua often uses to tease her at his own peril. She also has a noted weakness for handsome men and enjoys reading fashion magazines featuring them. However, when it comes to martial arts and training, her attitude becomes completely serious, strict, and no-nonsense.
Her entry into the game of Greed Island was motivated by a specific and personal goal: to obtain a rare and beautiful gemstone known as Blue Planet. While initially observing Gon and Killua, she toyed with the idea of ruining their friendship out of petty annoyance when they ignored her. However, upon witnessing their raw, untapped potential, she was overcome with frustration at seeing such "uncut diamonds" waste their talents. This feeling led her to abandon her initial plan and instead volunteer to become their teacher, revealing herself as the master of Wing, the man who first taught the boys the basics of Nen.
As a mentor, Biscuit is exceptionally demanding but also incredibly effective. Her training methods are brutal and unrelenting, designed to push Gon and Killua far beyond their limits in a short period. She forces them to dig through rock formations using shovels, maintain their Ren for extended periods while performing other tasks, and stay vigilant even while resting with heavy stones suspended above them. She also uses captured enemies, like the murderer Binolt, as live training dummies to hone the boys' combat skills under real pressure. Her goal is not just to make them stronger but to refine their technique, strategic thinking, and fundamental understanding of Nen, teaching them advanced applications like Shu, Ken, Ko, and Ryu. Through her rigorous instruction, she helps Gon develop his signature ability, Jajanken.
Her key relationships are central to her role. She shares a deep respect for her own master, Isaac Netero, having learned the Shingen-ryu style of martial arts from him. Her bond with Gon and Killua evolves significantly over the course of the arc. What begins as a project born of frustration transforms into a genuine, almost parental affection for the two boys, a feeling she acknowledges internally by the end of their time together. She grows to care deeply for their well-being and development, acting as a protective older sister figure, though she insists on being called "big sister" rather than anything motherly.
Biscuit is a Transmutation-type Nen user, but her proficiency across all Nen types is exceptionally high. Her combat style relies on overwhelming physical power, especially in her true form, where she can defeat most opponents with a single, devastating blow. Her unique Nen ability, Magical Beautician, is non-combative but incredibly useful for training and recovery. She materializes a masseuse named Cookie, who uses a special aura-transmuted lotion to perform various massages. The most notable technique, Piano Massage, can condense the restorative benefits of eight hours of sleep into just thirty minutes, allowing her students to train for longer periods without fatigue. This ability reflects her practical and strategic mind, focusing on efficiency and long-term growth over pure offensive power.