K-1 World Grand Prix is a single-player and multiplayer action, simulation, sports, racing, and fighting game in which players engage in intense martial arts combat using a variety of fighters and techniques. In this game, the setting revolves around the K-1 fighting tournament, featuring real-world fighters competing in a high-stakes martial arts competition. It stands out with its combination of tactical boxing mechanics and no-holds-barred fighting, offering deep strategic gameplay, signature moves for over 20 fighters, and body-region-specific damage for tactical weakening of opponents.