C969 Unbreakable copper pea

The Cyan Bat King looked at the green blade that was floating in the air, the hand seals were constantly changing, one after another strange runes were landing on the blade. Gradually, the green blade turned completely black, and it gave off a strange aura.

When Cyan Bat King spat out a mouthful of blood onto the black broadsword, and dyed it a deep red