Since strength reached the top of the magic world and had too much influence on the fate of the world, many things came like a storm.
As for the cause of the excessive influence, he must have added himself, a perfect Thunder mage, and a group of immortal Thunder mages, which can really kill the Demons.
Although the Devil Xiu is very powerful, it is not difficult to see from the other side's means that the other side should not be able to directly attack the creatures in the boundary, but can only use other methods to erode the world of the other side, so as to achieve their own goals slowly.
So much so that he can't even direct himself to this