C367 It's Impossible to Guard Against

"This sword technique is full of meaning, and is fatal to others, but it is a great supplement to me, and will allow me to fill in the Water Dragon Formation, so that I can advance and form the Ice Dragon."

Xu Tianzhi's entire body was frozen, but he felt extremely comfortable. He could have destroyed the sword qi. However, the moment the sword qi entered his body, he changed his mind