C364 Devil's Annihilation Palace
At that time, he was most worried that after he ascended to the Immortal Realm and his Blood Clan and seal weakened, he would "make a comeback", which was why he had such a trial.
The Devil Extermination Palace s and remnants of the Blood Clan s that survived from the Primordial Era. Thinking back to the scene that they witnessed just now, they couldn't help but feel their legs go "soft"