C161 Feng Wu's Conditions

Several venerable figures approached Xiao Yu one by one, each furrowing their brows deeply after examining him. Eventually, they gathered to the side, deep in discussion.

"What exactly is this black gas? Why is it so peculiar?"

"I can sense that when I channel my true essence into it, the black gas actually devours it!"

"Judging by this, whenever this young man tries to cultivate