‘Yellowstone’ Fans Think Season 6 Is Coming + I Think I Know Why [Dutton Rules]
The tradition is of Native American heritage, and those who think Mo told Kayce to do it are almost certainly right. Per the University of Nebraska's Encyclopedia of the High Plains, counting coup is a high honor for warriors. It means to get close enough to a combatant to strike him by hand and is thought be a great sign of courage.