Chapter 856 - Great City Barrier Formation

“What final resort!?”

Yun Qinghong gazed afar, his sunken expression carried deep helplessness. “Do you people still recall the thing left behind for Demon Imperial City by the fourth generation Demon Emperor, which he used half of his entire lifetime worth of sweat and blood to build?”

“Patriarch, are you referring to… the Great City Barrier Formation?” Great Elder Yun Waitian immediately said.

Beneath Demon Imperial City was a Great City Barrier Formation and presently, seemingly not many people still knew of this matter. It was not some secret that could not be made known to outsiders, rather, it had long been gradually forgotten due to the passage of time.

However among the Twelve Guardian Families, the people who knew of its existence still made a decent number.

“In the history of our Illusory Demon Realm which spans thousands of years, there are indeed records of the fourth generation Demon Emperor spending several hundred years of sweat and blood to construct an enormous protection profound formation beneath Demon Imperial City in order to guard against a tribulation that might descend one day. However…” Mu Feiyan shook his head. “This Great City Barrier Formation has completely sunk into silence ever since the fifth generation Demon Emperor took the throne and it has never been activated in the next several thousand years. The energy within the formation must have long been scattered away and presently, it’s already a dead formation with neither head nor tail… Qinghong, you should be aware of this...