Biscuit Krueger, known as Bisky, is a Double-Star Stone Hunter celebrated for her unparalleled expertise in gemstone acquisition and Nen instruction. Initially appearing as a porcelain-doll-like young girl, her true form is a towering, muscular woman—a transformation she shuns due to personal aversion to its appearance, despite the immense strength it grants. This duality functions as both a tactical deception and a manifestation of her struggle with self-perception. Her storied career began with passing the Hunter Exam four decades prior to Greed Island’s events, cementing her veteran status. She initiated Nen studies at seventeen, later shaping Wing into a master of Shingen-ryu kung fu. Her training philosophy prioritizes survival and combat efficiency, mercilessly pushing students like Gon Freecss and Killua Zoldyck beyond their limits through stamina-draining drills and simulated battles during their Greed Island tenure. Biscuit wields her childlike guise as a weapon, feigning fragility to manipulate foes and extract secrets. Yet references to her age or exclusion from discussions ignite volatile reactions, often culminating in violent outbursts. Conversely, flattery comparing her to royalty softens her edge, exposing a craving for validation beneath her strategic exterior. Her Nen mastery spans multiple disciplines, anchored in Transmutation but extending to Emission, Enhancement, and Manipulation. She conjures a masseuse-like entity to rejuvenate aura and mend exhaustion—a pragmatic skill contrasting her battle-hardened ethos. Preferring martial artistry over direct Nen assaults, she effortlessly overpowers adversaries like Binolt and Bara with raw physicality. Post-Greed Island, she resurfaces during the Chimera Ant crisis, guiding Gon and Killua with near-parental vigilance while critiquing their unresolved weaknesses. Her pursuits balance self-interest, such as claiming the Blue Planet gem, with an authentic drive to cultivate prodigies, embodying a duality of opportunism and mentorship. A consummate deceiver with decades of guile, she pierces through falsehoods, unmasking even Hisoka’s artifices. Strategically brilliant and analytically precise, she commands respect within the Hunter Association for her contributions to gemology and her influence in pivotal conflicts, solidifying her legacy as a tactician who thrives in the intersection of mentorship and calculated ambition.