In fact, these forbidden dark zones were quite easy to create.
The forbidden mountains, the pitch-black Forbidden Lands, all sorts of strange phenomena, and even the ancient remains sealed in Amber were just the surface.
It looked good but was useless.
The radiation from the divine source Amber was real, but the limbs inside were like an internal " coating " pattern. It was just an act, and after melting, people would find that they had long decayed with the passage of time.
As for the so-called restricted area, he only needed to be in a heavily-radioactive area.
The radiation zone was strange to begin with. It was deformed, mutated, and oozed pus. There was no need to do anything that would waste more energy.
However, how should the ancient existences of the ancient forbidden zone, the peerless demonic men who ruled the world, be shaped?
Those were all peerless heavenly emperors with exaggerated battle prowess. They weren't easy to shape!