C827 Void chaos formula

"Whew."

Within his sea of consciousness, the black dragon suddenly spat out a small ball of flame. In the next moment, Chen Xiao's body was immediately engulfed by the World Exterminating Devil Flame. And the sudden appearance of these flames, scared both Zhuang Yu and himself.

"Chen Xiao, what are you doing?" Zhuang Yu looked at him in puzzlement.

But Chen Xiao did not respond