The sudden change made Qin Fengming's heart jolt.
Although the fist seal formed by the Treasure Refining Ghost Art had not been activated with full force, its toughness was such that no one had ever shattered it with a single strike.
The attack had failed, but Qin Fengming did not panic. A cold snort rang out. He still did not turn around, but a mass of purple-black light suddenly appeared behind him. As the light flashed into existence, a dense Chaos aura erupted. The purple-black radiance flickered, and a gigantic stone seal, purple-black from top to bottom, abruptly appeared behind him.
It was precisely the Heaven-Overturning Seal infused with the Chaos Profound Emperor Stone.
Qin Fengming knew that activating the grand formation would inevitably draw hostile cultivators. Under ordinary circumstances, he would not have believed that anyone would risk entering the core region amid the surging, violent energy.
But this was no ordinary Three Realms. The strength of every rebellious cultivator was beyond imagination. It was impossible to say that no one would dare charge into the core region.
Although he was protected by the Wen Huan Beast Armor, Qin Fengming still activated the Heaven-Overturning Seal, whose defensive power was the strongest, preparing to unleash it at any moment. He sought no merit, only to avoid blame. The Heaven-Overturning Seal was the strongest defensive object on Qin Fengming's person.
The Heaven-Overturning Seal had been damaged during his battle with Ancestor Jiao Wei. Later, Qin Fengming had repaired it by adding even more heaven-defying divine materials, making it two parts tougher than before.
The azure blade easily shattered a fist seal wrapped in scales. But when the purple-black light suddenly appeared, a resounding bang rang out, and the azure blade was immediately blocked.
A tremendous force suddenly surged from the gigantic