When Yang Weite asked that question, he had actually assumed the Demon God would not answer it.
Yet, to his surprise, the other party answered. "It was that hypocrite Tyrael. He trained a group of human mages who called themselves the Horadrim, and guided them in creating Soul Stones to seal the Three Great Demon Gods."
"Oh, looks like I'll have to find him again." Yang Weite released Bal, because he could sense that this fellow could not be killed.
Kill him today, and he would revive tomorrow.
Seal him today, and he would break free tomorrow.
Yang Weite was not the protagonist of some game. Naturally, he had to solve the problem at its source.
He passed through Bal's throne and arrived before Tyrael, the Greater Angel of Justice and light tentacle monster.
Tyrael was standing before the World Stone.
"It seems you already know this world's true nature, outsider from another realm," Tyrael said.
"Yes, but you must have figured it out too. Otherwise, you wouldn't have explicitly told me I still had two difficulty levels left to clear. That is obviously game terminology," Yang Weite said.
"Yes, this is a Game World. But it also possesses real things. Such as Soul Stones. Do you want to know how they are made?"
"Go ahead."
"The function of a Soul Stone is to create a completely vacuum-like region of 'spiritual' power around itself. All nonphysical entities within that vacuum are drawn into its depths and imprisoned there forever. Only when the Soul Stone fails or is destroyed can those nonphysical entities break free..." Tyrael went on and on at length.
"Oh, I understand. But why can't the Demon Gods be destroyed? Why must they be sealed?" Yang Weite asked again.
"It is very simple. The evil within human hearts