Immortals Don't Assemble with Mortals

In this way, Yiya's comprehension of wind went from the conception level to the worldly rule level. Jiang Chen fulfilled the commitment between them, and he informed her of all his experience in wind's aspects. Yiya was very talented and an expert swordswoman, and thus she managed to quickly learn its essence.

Worldly rules would affect one's control over natural forces, which would in turn affect the might of one's martial technique and magical abilities. The worldly rules were all divided into four grades and they were respectively: the Bright Realm, Enlightened Realm, Transformation Realm, and Sacred Realm.

Jiang Chen's wind, fire, metal, and lightning rules were all at the Bright Realm, and it was only through combining them with the Immortal Sword Doctrine, as well as the Supreme Will formed by him, that he could use the Heaven Destruction Sword Move.