C1052 Profound Lightning Breath

At this moment, Xu Feng had unleashed the Aura of Heaven and Earth, continuously expanding the area. This was because Bai Xinyao had said that the Spiritual Force of Heaven and Earth and the Profound Aura actually came from the same source of energy. However, the Profound Aura was extremely rare, and ordinary cultivators wouldn't be able to capture it.

As for the Aura of Heaven and Earth