Percival beats up Kay

The brothers hug it out and begin to return to King Arthur’s domain. But Kay had already ridden out to meet them and he’s like “Hey, Percival! We still got beef?”
And Percy cracks his knuckles, and looks over to Feirefiz and says “Hold up a second, big bro. This won’t take long.” And proceeds to beat Kay down, breaking his arm and then running him over with a horse twenty-seven times.

Arthurian Myths Retold pg 151