"Beneath this Spirit Butterfly Pill Sage Mountain, there are two powerful arrays. One is a purification array that purifies demonic energy, and the other is an isolation array that completely seals the external demonic energy outside of Spirit Butterfly Mountain."
Ye Han swept his gaze across the area and immediately perceived the underlying mechanics. The reason Spirit Butterfly Mountain possessed such dense spiritual energy and remained untainted was entirely due to these two powerful arrays.
The intrusion of the Blood Blade Alliance and Cloud Alliance troops quickly broke the tranquility of Spirit Butterfly Mountain. Upon entering, everyone felt as though they had stepped into a paradise, and they were utterly shocked.
Chapter 419