C1473 Circulatory sky yang yin breaking formation(3)

In the blink of an eye, the violent aura that accumulated underground seemed to have completely gone out of control as it crazily surged about underground. Even the ground that collided with the ground hummed incessantly, as if an Earth Dragon was lingering and ramming into it.

"wood brother, what's going on? Was there an earthquake? " Sensing the violent tremors from beneath his feet