So, apparently chess boxing is a thing : r/Damnthatsinteresting

Fast chess - Wikipedia

Chessboxing

Pointcrow vs DisguisedToast - Mogul Chessboxing Main Event

TIL about Chess Boxing. A combination of four-minute speed chess followed by three-minute boxing. To win, a player should either do a knockout or a checkmate. : r/todayilearned

Chess sex toy cheating scandal explained: World No. 1 Magnus Carlsen, Hans Niemann in wild sports controversy

Boxing Streams Me Popup extension - Opera add-ons

Ludwig's Mogul Chessboxing Championship cost $1.6 million according to Mogul Moves members, turned no profits despite success

Results and highlights: Shakur Stevenson dominates Herring, takes belt - Bad Left Hook

Boxing greats to face off in PNG, but is it genuine or a farce?

Major cheating drama exposed at the chessboxing event : r/LudwigAhgren