Chapter 498: Taking the Dan

t, you would definitely benefit greatly, maybe even evolving into a real Flying Night Demon."Qin Sang's eyes lit up. Listening to Yun Youzi say this, it was indeed quite possible.Besides Yi Tian Nie b...轉碼失敗！請您使用右上換源切換源站閱讀或者直接前往源網站進行閱讀！ with its strength.What's more terrifying is that the so-called Wusheng Demon Mark was actually condensed with the power of a demon heart!To cultivate the "Wúshēng Móyìn", one must meditate day and ni...