For ordinary people, unless they possessed ninety-nine Heavenly Veins, even with a grasp of the Law of Space—specifically the fusion of two tertiary mysteries of the Law of Space—coupled with the embryonic form of sword dao, no one would dare to do such a thing.
Because it was simply too reckless.
If a single misstep allowed the opponent to block the fatal strike, the close quarters would plunge them into complete passivity.
Chapter 3628