C221 Emperor Qing's Idea
However, he knew that that person would not be able to kill Niu Thirteen, because between his eyebrows, there would be a black light that would block the fatal attack.
Hence, Azure Emperor wasn't in a rush. He had the ability to kill Tai Cang Xu.
However, he had only adjusted his combat power to be similar to that of Tai Cang Xu. From the looks of it, he seemed to be on par with him.
In fact