In the cave abode at present, the Protective Arrays were mainly the Fifth-Grade Illusion and Disappearance Five Elements Array and the Cloud Bamboo Arrow Formation, providing dual-layered defense.
However, even with the protective effects of these two Fifth-Grade Formations stacked, they were far inferior to this Sixth Grade Thousand Barrier Xuan Crystal Array.
He held the Array Plate in one hand, his Spiritual Sense probing into it, and then set up the Array Plate in the center of the cave abode.
With a thought, a faint white ripple rapidly spread from the position of the Array Plate and reached the outside of the cave abode in an instant.
A thin frost silently appeared, and in a moment, the outside of the cave abode was adorned with icy crystalline cliffs formed of ice-cold crystal stones.