Kay punches through wall, all chase boar across countries

Arthur leads a forward invasion and just batters the city as a distraction. Meanwhile, Menw summons a giant carp for Kay and Bedivere to ride all the way to where Mabon is and Kay punches through the wall to free him. Then Bedivere and Kay return and they fight their way back to Arthur’s team. they all chase Twych the Divine Boar across FOUR COUNTRIES. Then Arthur kills a witch so her blood can turn Ysb's beard from stone to hair.

Arthurian Myths Retold pg 189-190