C2036 Sacredness?

Gu Fei and Heelian Mo were battling inside the mountain, causing tremors in all directions. The terrifying energy undulations swept out for tens of thousands of kilometers, causing even cultivators in the vicinity of the Immortal Sovereign City to be alarmed.

Yin Yang energy surged around Heelian Mo's body, and the black and white divine light pulsating like flames