C367 Fight to the Death(part I)
Once a martial spirit had reached a certain level in the Ascension Realm, it would be able to refine the soul of a demon beast, and with that, it would be able to transform into a demon beast. This was the Ascending Soul Transformation!
Naturally, the Ascending Soul Transformation wasn't limited to just demonic beasts. For example, Ding Wuji, who was standing in front of him