Watch Japanese bo-taoshi players defend their poles

Bo-taoshi (pole toppling) is a contact sport in which two teams each try to keep a large pole upright. Half of each team is on defense, and the other half plays offense. There's a player who stands on the top of the pole and kicks everyone in the face till they yank that player off the top.

Here's another angle:

Dangerous Japanese Sport (YouTube / Steve Raw via Bill Burr)