The Four Kings refers to a group of four prominent figures in the history of chess, known for their exceptional skills and contributions to the game. These players are Bobby Fischer, Garry Kasparov, Anatoly Karpov, and Magnus Carlsen. Each has held the title of World Chess Champion and has significantly influenced chess strategies and popularity worldwide. These players are celebrated not only for their championship titles but also for their unique playing styles and rivalries. Fischer revolutionized chess in the 1970s, while Kasparov dominated in the late 20th century. Karpov is known for his positional play, and Carlsen continues to shape modern chess with his innovative approaches.