The Strongest Senior Brother System

Yin in my left hand, yang in my right, I command life and death and escape the cycle of reincarnation! When heaven and earth crumble, I will subdue all races; the Great Dao resides in my heart! I slay demons and monsters, raise up humanity, and stride proudly across the rivers and lakes and the starry river! A tender heart, a beauty's trial: only you know what's in my heart...