C824 Ten Thousand Extinction Sword Formation

"What did you find?" Hearing the palace spirit's voice, Ling Feng asked in a low voice.

"I don't know, but the valley contains an extremely strong killing intent. You'd better be careful." Shaking his head, the Temple Spirit said in a deep voice. He was unable to determine what exactly was in the valley, but he could clearly sense the powerful killing intent that soared into the sky