C448 Thunder Tribulation Array (1)

In these three days, Ning Fan had used the Lifeless Dao Arts's deductions to repeatedly deduce the entire formation array over and over again. He had not missed a single detail, and had thoroughly analyzed the structure and way of operating the Heaven's Primal Formation.

At the same time, Ning Fan used the Heaven's Primal Formation to deduce the method of setting up the sixth grade formation