This was a method left behind by the Primordial Creation Immortal King within the sacred beast mask in days of old.
As for why the Primordial Creation Immortal King had left behind such a method, no one knew.
Perhaps only when all twelve Primordial Creation Immortal Envoys were gathered by Ye Qingyun's side would the reason behind the Primordial Creation Immortal King's actions finally come to light.
Chapter 855