A Gurou roared wildly. His bones erupted in a string of cracks as he grew a full half-foot taller. Black bone spikes thrust out of his joints, making him look like a fiend that had crawled out of hell.
"Today, either you leave the experimental subject behind, or all of you will be buried here on the seabed!"
A Gurou stamped his foot, blasting apart the water beneath him, and lunged forward in a black blur. His Broad-Bladed Ghost Saber unleashed a black-and-red blade qi several dozen feet long. Before it even arrived, a deep gash had already opened in the iron wall of the Water Prison.
Yun Che leaped aside to evade the blade qi. It struck the stone platform where the iron chest had been, instantly cleaving the massive slab in two. Amid the flying rubble, Yun Che used his momentum to close in, swinging the Immortal-Splitting Saber horizontally at A Gurou's waist.
A Gurou forcibly twisted his waist to dodge, whipping a bone spike out along his shoulder toward the side of Yun Che's face. Yun Che tilted his head aside. The spike cracked through empty air, raising a gust that stung the skin.
The remaining Dark Soul cultivators nearby had still been looking for a chance to launch a sneak attack, but Zu Tangtang shot them through the heart, one arrow apiece. In the blink of an eye, they had all fallen into the water, leaving only Yun Che and A Gurou locked in a fight to the death inside the Water Prison.
After taking the pill, A Gurou's strength had soared. Every slash carried enough force to split mountains and shatter stone, shaking the entire Water Prison to the verge of collapse. Countless cracks opened in the surrounding bulkheads, and seawater surged through them, soon