"You people's sect-protecting ghost formation probably won't be of much use anymore." Lu Xiaotian spoke calmly. He had already slipped into the Ghost Gu Sect without making a sound for quite some time, and naturally hadn't spent that time sightseeing. He had merely planted a few hidden traps. The Ghost Gu Sect's protective ghost formation was indeed formidable, and its formation foundations were exceptionally sturdy. Even with Lu Xiaotian's abilities, he couldn't completely destroy it without alerting anyone. However, delaying it and preventing it from activating for a short period was no problem. In sabotaging part of the formation foundations this time, Lu Xiaotian hadn't even needed to use the Realm-Breaking Insect.
Hearing Lu Xiaotian's voice, the two Integrated Body old ghosts, Zong Wu and Bai Guangzeng, felt their hearts jolt. A trembling sound rang out, and a massive ghost screen shrouded the entire core region of the Ghost Gu Sect. Yet the sect-protecting ghost formation, which should have possessed peerless might, suddenly boomed. The ghost screen couldn't hold together at all and collapsed with a thunderous crash.
Bai Guangzeng and Zong Wu's hearts immediately sank to the bottom. They had originally thought Lu Xiaotian was outrageously arrogant. Neither of them had ever truly underestimated him, but relying on this being the Ghost Gu Sect's mountain gate, they had inevitably felt confident. Who could have expected that this fierce dragon crossing the river would tear apart their greatest reliance, the sect-protecting grand formation, in the blink of an eye?
"Protector Xiao, why was the sect-protecting grand formation unable to activate?" Zong Wu had broken out of seclusion ahead of time and was speeding toward the Profound Fire Labyrinth as he roared furiously, both angry and anxious.
"Part of the formation foundations has already been damaged. Repairing it will take at