Ein, a bounty hunter specializing in Kenka Kenpō, employs brute strength and street-brawling tactics over formal martial arts, clad in a Stars-and-Stripes-patterned outfit and studded fingerless gloves to amplify his strikes. Initially tasked with apprehending Kenshiro for a bounty, he abandons the mission after defeat and mercy from his target, later aiding the Hokuto Army against tyranny. His relentless drive to safeguard Asuka, his adoptive daughter orphaned by bandits, anchors his choices, fueled by loss—including the death of Linda, his former lover, during nuclear devastation, and his past as an American high school athlete. During a perilous dungeon rescue, Ein sacrifices himself by battering a floodgate mechanism with his fists, shattering his arms and succumbing to fatal wounds. His gloves, reclaimed by Kenshiro as mementos, symbolize their bond. Though initially antagonistic toward Bat, their dynamic shifts to mutual respect, marked by battlefield synergy and Bat’s mourning of his death. Manga depictions present Ein with black hair and features echoing James Dean and Mickey Rourke, contrasting the anime’s blond portrayal. Spin-off media elaborates on his combat prowess, introducing seismic punches and aura strikes, while underscoring his principled defiance of moral ambiguities and courteous treatment of women. His legacy lingers in Kenshiro’s enduring use of his gloves and later story acknowledgments.