If a Late Twelfth Order Origin Demon controlled the Heavenly Demon Formation, it could have turned decay into magic and pushed the formation's might beyond its limits.
Because their understanding of heaven and earth differed, as did their divine soul strength, when a higher realm controlled a lower-realm formation, they would naturally correct the flaws within it and let its power break through its original framework.
Qi Moyu and the others were only Mid Twelfth Order. They could not make the Heavenly Demon Formation exceed its limits, nor had they ever imagined that it would be broken in such a manner.
Boom!
A heaven-shaking roar erupted within the Heavenly Demon Formation. The attacks unleashed by the other eleven origin demons trembled inside the formation, yet they failed to harm Chen Fei.
After Chen Fei and the Night Demon War Soldier slew the origin demon before them, they took advantage of the formation's damage and disrupted operation, following a gap in the Heavenly Demon Formation to appear directly before another origin demon.
Why had Chen Fei entered the formation earlier instead of attacking the Heavenly Demon Formation from outside?
Because although the inside of a formation was stronger, once it was damaged, the operation of the entire formation would suffer even greater problems, just as it did now.
Though these origin demons had formed the Heavenly Demon Formation and greatly increased their gathered strength, they had likewise bound themselves within it. Every movement they made was constrained by the formation.
Seeing Chen Fei and the Night Demon War Soldier appear before him, the origin demon's face filled with terror. He wanted to retreat, but the trembling Heavenly Demon Formation prevented him from shifting away swiftly.
Realizing this, the origin demon roared madly and held his weapon crosswise before himself, hoping to