C1505 So It's a Dog

Even Feng Zhentian's brows were tightly furrowed in concentration.

The array formation before him was the source of his concern, leaving him somewhat at a loss. It appeared to have exceeded the scope of any array he knew, surpassing his extensive knowledge.

This formation was akin to the massive tomb array in Level One Heaven—it required a key to unlock, otherwise it remained impenetrable.

Yet