Northern Wilderness Hill rumbled and shook without pause.
On the Black Square, the inverted bronze coffins shot out beams of rainbow light.
The beams converged, vaguely forming an indescribable array above Northern Wilderness Hill.
The array seemed ethereal and elusive, yet it surged with a power that made their scalps prickle.
Even experts in the later phase of the Saint Grade feared that power.
High above, a membrane of light rapidly spread to envelop all of Northern Wilderness Hill, like an impenetrable layer of protection.
Inside the Great Thousand Palace, Qin Tian raised his head, his gaze seeming to pierce through the palace toward the array.
Even a sliver of the power contained within it made the spiritual energy in his body tremble incessantly.
"Everyone, I will teleport you to the bronze coffins."
"When the time comes, pour all your spiritual energy into them!" Qin Tian's powerful voice rang clearly in everyone's ears.
As his words fell, he swept his sleeve. Light and shadow shifted before their eyes, and a moment later, they landed atop bronze coffins.
They now stood upon a vast expanse of black earth.
A figure appeared atop each inverted bronze coffin, which jutted diagonally into the ground like a nail.
This Great Thousand Demon Transformation Array had been formed from the Immortal Emperor's own life.
It drew upon an unfathomable, mysterious power, its might terrifying beyond description.
At this moment, however, the vast power within the array was gradually weakening.
This was because the Great Thousand Demon Transformation Array was about to complete a cycle.
The instant that cycle ended, they had to inject powerful spiritual energy to activate the Great Thousand Demon Transformation Array anew.
It would then undergo its final cycle and completely erase the Heavenly Evil God's life imprint.
Just then, the earth