Usogui is an intense psychological gambling seinen manga centered on Baku Madarame, a fearless genius gambler known as “The Liar,” who challenges deadly underground games where lies, deception, intelligence and mental endurance decide life or death. Set in a brutal world ruled by shadow organizations, referees and impossible rules, every match escalates into extreme mind games involving probability, manipulation, pain tolerance and psychological warfare. Famous for its complex strategies, long-form battles, unpredictable twists and ruthless power struggles, Usogui attracts readers searching for high-IQ manga, gambling death games, psychological thriller stories, smart protagonist battles, extreme strategy narratives and dark mature themes. Often compared to Liar Game, Kaiji, Death Note and One Outs, it stands at the peak of mind-game manga for readers who crave tension, logic battles and morally gray characters pushed beyond human limits. 🔎 Keywords: Usogui manga, psychological gambling seinen, mind games manga, high IQ battle manga, Baku Madarame, underground gambling story, extreme strategy manga, death game psychological thriller. Meta Description: Usogui is a psychological gambling seinen manga where genius gambler Baku Madarame risks everything in deadly mind games built on lies, strategy and ruthless intelligence. Alternate Titles: Usogui Manga / 嘘喰い / The Lie Eater / Usogui manga english