The nest had always been enormous, filled with an aura of darkness and decay. But as black runes continuously rose at this moment, it seemed to transform into the most terrifying ancient land, intent on devouring all things beneath heaven and earth.
This was an exceptionally terrifying secret power. It was not the power of an array, yet its might was several, even more than ten times greater than those Sect Protecting Formations or clan-protecting arrays.
"Black Death Annihilation Power."
The Golden-Eyed Black Phoenix widened its eyes and stared fixedly at the runes surging toward it like a mountain collapse and a tidal wave.
It was more familiar with this power than anyone. It was a special secret art mastered by the Golden-Eyed Black Phoenix Clan. So long as it was properly arranged, it could draw upon the power of a certain region of heaven and earth to slaughter any intruder.
And once activated, it would never stop unless the invader had completely perished.
Sure enough, a member of the Golden-Eyed Black Phoenix Clan was still alive—and had even mastered the power of the entire Nether Phoenix Ancient Nest.
"Who exactly are you?"
"How dare you attack this clan chief!"
"Get out here!"
The Golden-Eyed Black Phoenix flew into a towering rage. Demonic power around its body boiled to the extreme before transforming into golden runes that blasted forward like crashing waves against the shore.
It too unleashed the Black Death Annihilation Power.
However, it had not drawn upon the power of the entire ancient nest. It merely used its own demonic power as its foundation and absorbed a portion of the surrounding earth power, so its might was fundamentally inferior to the black-gold runes crushing toward it.
The golden runes continuously shattered and fell apart, while blood kept streaming