Yes, chessboxing.

A few minutes of chess, a round of boxing.

Checkmate or knockout wins!

Love it!

At a packed venue in North London, a ragtag crowd of curious punters and weekend warriors have gathered around a boxing ring. As the smell of beer and sweat starts to build, a strange chant rumbles through the venue: "CHESS! CHESS! CHESS!"

Link for more!

Srsly, these folks should be running the country. They could hardly do worse than the motley crew currently running around like headless chooks.