Knockout Kings is a boxing simulation game for the Sony PlayStation 1 developed by EA Sports. As a sports title, it places players in the ring with some of the greatest boxers in history across various weight classes. The game features a robust roster including legends like Muhammad Ali, Sugar Ray Leonard, and Oscar De La Hoya. Players can train their character, participate in career mode, or engage in quick matches. Its intuitive controls and realistic graphics for its time provide an immersive boxing experience, complete with dynamic punching mechanics and strategic gameplay.