At the boundary of the Chaos beyond the heavens, the silver-white curtain of laws stood like a dam repeatedly battered by the tide under the relentless impact of the Chaos beasts. Silver-white and dark ripples continually spread across its surface, only for it to smooth over again after each surge. Daoist Taichu stood behind the curtain, as steady as a pillar anchoring the sea, but the outlines of more Giant Beasts and beast hordes continuously emerging from the depths of Chaos were closing in on the defensive line at an unstoppable speed. The second beast tide was far larger than the first, like a black sea slowly rising. Upon reaching the edge of the defenses, it crashed into the light curtain with even greater force.
Just as that black sea was about to bear down upon the silver-white curtain of laws in an all-encompassing wave, three azure lights rose in unison from the direction of the Great Desolation World's barrier. Like three stars lighting up at once, they formed a triangular formation in the void behind the defensive line. Yun Xiao stood at the forefront, Qiong Xiao behind her to the left, and Bi Xiao behind her to the right. An azure pattern of laws, as though woven together, linked the three of them, forming the framework of a formation that covered several Great Thousand Worlds.
"Nine-Curve Yellow River Formation, rise." Yun Xiao's voice rang through the void, neither loud nor soft, yet carrying the natural resonance of a formation core in operation.
At that moment, the formation framework spread outward from its center like a lit wick. Azure light extended in every direction along the paths of the formation patterns, like an ink-wash painting being unfurled. When those patterns touched the silver-white curtain of laws, they did not conflict