Saint Shanks stopped Kaido from attacking WB, by fighting with him.
Saint Shanks got no injury from fighting and stopping Kaido, imagine Fujitora was in bandages after fighting Sabo.
Try to read the manga, and Zoro already
begged like a clown in front of mihawk, their rivalry is over.
Kaido - the strongest pirate ~ his Yonko rival Saint Shanks ~ his Yonko rival Linlin >>>>>> mihawk, who stalemates with Vista.