"What is being resurrected, even this old man cannot predict!" Grand Elder Wu Lian's voice carried an inexplicable worry.
"However, one thing is certain: this formation was laid down extremely early. It should have been completed before the Human-Demon Battlefield defensive line of our Great Zhou was established," Grand Elder Wu Lian said.
"Impossible!"
Second Grand Authority Priest Tong Na was instantly dumbfounded. "That's impossible!"
"The Human-Demon Battlefield defensive line was a grand plan of heaven and earth from back then. How could the Devil Race have made preparations in advance?"
Grand Elder Wu Lian cast Second Grand Authority Priest Tong Na an indifferent glance. "This old man does not know that. But the Human-Demon Battlefield has countless formations. Even if the Devil Race had countless demon gods involved, it would have been impossible for them to lay such a vast formation beneath the Human-Demon Battlefield defensive line without anyone noticing."
"And as for why, that is a question for you people in power at the Ancestral God Hall to investigate, not one to ask this old man."
The Authority Priests all fell silent. This question was exceedingly complicated.
But if Grand Elder Wu Lian was right, and this mysterious blood-colored light-screen formation had truly been completed before the Human-Demon Battlefield defensive line was established—
Then this mysterious underground blood-colored light-screen formation had been completed at least ninety thousand years ago.
What kind of existence was a formation the Devil Race had laid down ninety thousand years ago meant to resurrect?
Just thinking about it was terrifying enough.
During the Human-Demon War back then, countless foreign demon gods and human Creation Realm Divine Beings had fallen.
If something was truly to be resurrected, it would certainly be a demon god that had fallen at that time.
Among the demon gods