C3396 The Reason

Feng Chen was an Essence Spirit Stage puppet controlled by the Nether Essence Spirit. After being refined into a puppet, although he had lost some of his strength, with the help of the Nether Essence Spirit's own strength... He was able to unleash the full potential of an Essence Spirit Stage.

On the other hand, it was Ji Sheng. Due to the suppression of the resentment in Secret Realm