C4912 Enemy Attack

Gu Fei had been researching this super great array for days.

Someone who could lay down such a great array was definitely an expert of the Array Dao. Their Array Dao cultivation must have surpassed the Grandmaster Realm. Otherwise, how could they have the ability to set up such a great array?

In other words, in the Barbarian Emperor's camp, there were powerful warriors in the array.

To Gu Fei