Chapter 2401: Frozen Vortex

he came up with an excuse, saying that he was more efficient studying at home.To apply the principles of the Yuling Formation to spiritual energy is by no means a simple matter.Half a month passed, a...the role of the Source Crystals... is a matter of life and death for the entire human race. 。Tianji Daoist wants to steal the source crystal, he probably doesn't even look down on humans on Earth at a...