C239 Yin Destroying Demon Array!(6)

After deciding to join forces, the headmaster, the fourth elder, and Yun Feng stood back to back, vigilantly scanning the surroundings.

The dark red smoke became thicker and thicker, as if it was about to turn into droplets.

The smoke spread out and soon covered more than half of the formation. As the smoke continued to spread, Yun Feng and the others quickly retreated.

However