Liu Zheng was astonished. He looked at the jade knife with a stunned expression, "My master had told me before his passing that the thousand swords of the sword grave and my uncle's primordial soul complement each other. He could increase the power of the sword formation tremendously. When the sword formation is successfully cultivated, even he could not stop it during his prime."
The power of the sword formation just now was already out of Wen Leyang's speculations. He could not tell how much power was contained in it. The only thing he was sure of was that even with his steel tendons and iron bones, he could only run in front of the Kunlun Sword Dragon.
