Trapped Within the Formation, Primordial Ice Silkworm

In an instant, Chen Nianzhi's heart sank. A monstrous pressure swept over him, and he finally understood the Outer Realm Demon God's methods in this battle.

The Calamity Demon God had fused the bodies and Primordial Spirits of eight half-immortal patriarchs into one, refining them into eight incomparably evil formation artifacts.

The eight half-immortals were like eight formation banners, each inscribed by the Outer Realm Demon God with a portion of the laws.

Now, the eight demons activated the laws simultaneously, combining them into a Heavenly Demon Law that sought to slay Chen Nianzhi completely.

This was a true open scheme. Even though Chen Nianzhi knew that the Eight-Demon Immortal-Refining Formation had been set specifically for him, he found himself with no path of retreat.

He wielded a supreme divine ability comparable to an immortal-tier divine power, and his body was already on par with a half-immortal patriarch's. Yet at most, he could only contend against two or three half-immortal patriarchs.

Now that eight half-immortal fiends had surrounded him, breaking out was harder than climbing to the heavens.

That alone would have been one thing. Though the odds of breaking out were slim, he would at least have had some chance. But the most crucial point was that he could not retreat at all.

The Celestial Stars and Constellations Grand Formation of the Purple Yin Realm was incomplete and simply could not withstand such a terrifying immortal-tier formation.

Should he retreat out of fear, no one in the Purple Yin Realm would be able to stop the Eight-Demon Immortal-Refining Formation. It could then break the Eight-Trigrams Treasure Formation and release the Outer Realm Demon God's second Primordial Spirit.

Once the East Emperor's body and the Eight-Demon Immortal-Refining Formation gathered together, who in the Purple Yin Realm could stop the Outer