Hunter x Hunter (2011)

Twelve-year-old Gon Freecss leaves Whale Island to pass the grueling Hunter Exam and track down his absentee father, forging a fiercely loyal friendship with ex-assassin Killua Zoldyck. Over 148 episodes, Madhouse subverts every battle-shonen expectation through the intricate Nen combat system and the psychologically devastating Chimera Ant arc. Introduces the Nen aura system in Heavens Arena, setting the benchmark for logical tactical fights in shonen. Pivots effortlessly from crime noir in Yorknew City to tragic war literature in Chimera Ant. parallels Gon's descent into vengeance with antagonist Meruem's awakening humanity without hero-villain clichés. Maintains consistent animation polish across 148 weekly episodes without filler arcs.