Although the twelve "All-Heavens Underworld King Banners" Wang Zhen had refined himself were worlds apart from the twelve held by that Saint surnamed Zhou, his twelve banners had their own advantage: they were simple and easy to use!
Not only were that Saint Zhou's twelve "All-Heavens Underworld King Banners" made from rare materials, but they also consumed immense amounts of power. Wang Zhen's twelve, however, were made entirely from low-grade materials. Both their consumption during use and the backlash they inflicted were minimal. He had even specifically used the Homunculus he had created as a template, making the Led Mirage Rider the foundation of the "All-Heavens Underworld King Banners," further offsetting the backlash inflicted upon their user by such powerful formations and magical treasures.
The "Philosopher's Stone Transmutation Circle" spread across the earth, followed by a Nether Blood Sea that blanketed the ground and rapidly covered the entire battlefield. At last, the twelve "All-Heavens Underworld King Banners" took their positions around the battlefield, activating the ultimate stripped-down simplified version of the "Twelve All-Heavens Divine Fiend Formation"—the Nine Nether Yin Fiend God-Severing Array.
The entire battlefield was directly placed under the overlapping effects of three Eastern and Western mystical formations. At this moment, Blackheart's painstakingly assembled demon army had been wiped out; Naomi Kale, the earthly agent of Zadkiel, Angel of Vengeance, had been sealed away; Blackheart himself was enduring the impact of thousands of Original Sin souls within him being scorched and tormented by Hellfire; and Johnny Blaze, whom Mephisto had judged to be the strongest Ghost Rider in history, was being forcibly controlled by Mephisto's command and remained unconscious.
Thus, every target capable of resisting had fallen into a bizarre state where resistance was impossible. And for Wang Zhen's three great formations to activate, this was precisely the kind