C4294 Don't Leave a Single One Alive

This was an ancient and powerful Demon Emperor.

His devil power was monstrous, and the black fog was shrouding him. That kind of destructive aura could even tear the void apart, causing the surrounding space to distort along with it.

Demon Emperor was furious. He woke up from his deep sleep, but he found out that his lair had been attacked by humans.

Even when the Heavenly Court was still here