C543 Thousand souls fusion formula!

Yan Feng quickly followed the direction of the fluctuations of the star power and arrived at a cave.

The entrance of the cave was filled with a dazzling amount of Astral Energy, and it was so dense that it was almost materialized. What made them even more astonished was that at the entrance of the cave, there was a vine absorbing the surging Astral Energy.

"It's a corydalis herba