Black spiritual energy channels spread across the sky like blood vessels, instantly sealing shut. The entire city trembled slightly beneath the eruption of the massive formation. At the same time, the spiritual energy within Blackstone City began to churn violently, forcefully drawn in from all directions and poured into the formation.
In Longevity Heaven, spiritual energy was the lifeblood of a city. Once it was depleted, the city would be little different from the wilderness beyond.
Although Blackstone City had been built atop a spiritual vein, it was only a small one. Activating a formation of this level had drained nearly sixty to seventy percent of the city's spiritual energy. Even if they defeated Lin Chuan and the other two in the end, Blackstone City would suffer devastating losses and might even fall directly to a fifth-grade city.
This was why Feng Kai had been unwilling to use the formation all along. The price was simply too great for him.
But with things having reached this point, if he still did not use the formation, he might not even get another chance to activate it.
"I don't care who you are—today, you will all die here!" Feng Kai roared as spiritual energy continuously poured into the token, controlling the enormous city-protecting formation as it began to gather an attack.
"A mere city-protecting formation thinks it can keep me here? You're too naive." Lin Chuan's Sharingan calmly glanced at Feng Kai. With a flick of his hand, he took out another token—the Red Spider Nine Emperor Token of the Central River Imperial Family.
Of course, this was not the real Red Spider Nine Emperor Token. What Lin Chuan was using was the Boundary-Breaking Talisman hidden within it. He had concealed it inside the token before and had not yet had the