Yvain vs Dragon

He's riding through the forest when he sees a DRAGON. Like an actual dragon. And it’s fighting a lion. And by fighting, I mean the dragon got the lion pinned and is burning it with fire breath. And Yvain decides to fight the dragon and save the lion because screw dragons. He runs in and smashes his shield into its’ face to stop the fire and then starts slashing. Dude manages to cut the dragon to pieces with his sword, even as his shield melts around his arm. Then he turns to the lion, expecting a fight.

-Arthurian Myths Retold pg 128