W. R. Burnett's Iron Man is a hard-hitting novel of ambition, loyalty, and the brutal world of professional boxing. First published in 1930, it tells the story of Coke Mason, a working-class fighter whose rise through the ranks reveals not only the glory of victory but also the corrupting pressures of fame, money, and ruthless promoters. Burnett portrays Mason as both powerful and vulnerable—a man hardened by the ring yet torn between personal loyalty and the temptations of success. His struggle is not just against opponents in the arena, but against betrayal, disillusionment, and the darker side of the sporting world. With sharp realism and raw intensity, Burnett captures the atmosphere of smoky gyms, crowded arenas, and the unforgiving fight game. The novel reflects his gift for exploring characters caught in the tension between dreams and harsh realities, a theme that runs through all of his best work. Adapted into films in 1931 and 1951, Iron Man remains one of the finest early boxing novels, standing alongside classics of American sports fiction. Uncompromising and emotionally charged, Burnett's novel is both a gripping story of the ring and a timeless exploration of ambition, resilience, and the price of success.