Sovereign-grade devil cores could only be harvested from Devil Sovereigns. Han Pojun was only a peak Emperor. He wouldn't be able to kill a Devil Sovereign even if he tried his best. To gather 30 sovereign-grade devil cores, only their Han Clan ancestor would stand a chance. Otherwise, there was no way he would be able to get them.

He did not believe that Xiang Shaoyun would have sovereign-grade devil cores on him. Besides, anyone with such an item would much prefer to keep it for themselves and slowly absorb the energy within. One could still grow stronger that way. Thus, it would be pointless to trade the cores for a blood cocoon stone.

To his surprise, over 30 devil cores shrouded in thick devilish energy appeared in Xiang Shaoyun's hands. From the size and the energy density of these...