There was no doubt that the outskirts of the ruins were fortified with formations, and it appeared to be a Sovereign-level killing array. With Xiao Long's current abilities, he couldn't break it, only barely discern that the strength of this killing array fluctuated over time.

Currently, it was the strongest phase of the formation, and at this rate, it would enter a weak period in a month.

"Oh! What a massive rocky mountain!"

"Could it be the ruins of a powerful expert?"