With Zhang Tie's manipulation, the rune of master-level mirror separation skill was wrapped by the spiritual energy which was injected into Zhang Tie's mind sea by Yan Feiqing. At the same time, the spiritual energy sunk to Zhang Tie's qi sea. Flying around that black hole caused by the thunder of nirvana, the rune absorbed Yan Feiqing's spiritual energy as it scrambled for the battle qi that came into being in Zhang Tie's qi sea with that black hole. Being lubricated by spiritual energy and battle qi, that immortal rune gradually turned full and golden...