Time slowly passed, and fewer black creatures flew in the sky. Any core corrupted only had to leave the black energy to be blasted by the Library's magicians into nothingness.
The unattached black energy became ownerless. Some black creatures attempted to claim it, but the limit of black energy a core could bear was finite; eventually, their bodies would saturate and could no longer absorb more black energy.
More and more black energy began to permeate the air, and its scope expanded as the black creatures continued to fall.
Without the control of the Light of God Destruction, the black energy started to serve its role, inducing despair in anyone who came close and luring them into a stupor.
Magicians could not fight within the black mist for long.
The few remaining black creatures realized this and hid inside the mist.
Li Yan captured a glob of black energy and, through painful memories, attempted to analyze it.