Above the Ninth Heavens, black clouds pressed down overhead, and all was dim.
The terrifying great heavenly tribulation condensed into golden lightning pythons within the thick clouds.
The dreadful aura it emitted could be felt with crystal clarity even from ten thousand miles away.
An apocalyptic presence swept forth.
All the cultivators rampaging through Thousand Machine Immortal City stopped their smashing, looting, and pillaging.
As they watched the sight above the heavens, deep terror showed in their eyes.
How could such a terrifying heavenly tribulation descend upon the Netherworld Sect's headquarters?
Among the high-level rogue cultivators, some knowledgeable individuals recognized it as the legendary Refining Void great heavenly tribulation.
Yet although these vicious rogue cultivators were terrified, after a brief internal struggle, not only did they fail to stop fighting over the spoils—the frenzy only intensified.
Since they had already made their move, they had become irreconcilable enemies of the Netherworld Sect, locked in a struggle to the death.
The Netherworld Sect would not let them off lightly.
They had already done it, so they might as well finish one big score and slip away before the heavenly tribulation ended. From then on, Thousand Machine Immortal City would be in chaos, with cultivators from every one of the Three Religions and Nine Schools mixed together like fish and dragons—who would recognize them?
Quite a few rogue cultivators shared such a mindset.
Besides, the Refining Void heavenly tribulation was unimaginably terrifying. Whether the Netherworld Ancestor could successfully overcome it remained unknown.
If he failed, Thousand Machine City would become the Scattered Alliance's territory and completely change hands.
Within a small courtyard in the Shantytown, the Left Vice-Alliance Master and Xuan Jiuyin gazed at the distant great heavenly tribulation, their expressions as dark as water.
Especially Xuan Jiuyin, the young master of