C876 He Forced Himself to Smile

These three rules are all connected to the soul.

They can not only empower the one who grasps them, enhancing their spiritual might, but they can also be wielded against foes!

Of course, unlike the rules of spirit, the Yin and Yang rules lack the instantaneous destructive power to obliterate a soul.

However, it's indisputable that these three rules can inflict damage upon the soul