C57 Young Li Experience
This was the power of knowledge. Liu Jianyin knew it, so he wasn't afraid. However, if the other party was some other existence, then it would be hard to say. To Liu Jianyin, it would be the same for him to be swept away by an army gun.
In ancient times, a few Daoists who could catch demons seemed to be extremely powerful. There were also a few Taoist cultivators who could catch zombies