"Break!"
Mu Chen unleashed the final strike he had long been plotting.
His eyes suddenly became two frenziedly spinning vortexes, black holes. His entire bearing changed. Ruthless and desireless, he seemed like the Supreme Heavenly Demon who had descended from the Outer Realm in the age of myths.
The Heart Demon Thunder Emperor's signature art, the Supreme Heart Demon Scripture, had almost instantly brought him into a complete Heart Demon State. His control over the power within him reached an unprecedented level of perfection.
The return of this ancient Great Emperor had allowed Mu Chen to complete the fragmentary secret art.
"Hiss, hiss, hiss~~~"
Suddenly, a strange, piercing Thunder Sound rang out like ghostly howls and serpent hisses, coming from everywhere at once.
It was the Nether Heart Demon Lightning, which ignored spiritual energy defenses and attacked a living being's mind directly.
Mu Chen wielded it through the Supreme Heart Demon Scripture with effortless ease.
The ancient sea beast formed from Quasi-Saint Essence Blood had been able to exist because the lingering will left behind after the Quasi-Saint of the Avian Lineage fell was at work.
Mu Chen used the Nether Heart Demon Lightning, which specialized in attacking the Spirit Soul, to launch a surprise assault. The already gravely wounded Quasi-Saint Essence Blood could no longer hold on once the wisp of lingering will deep within its mind was erased.
The ancient beast's enormous body, over a hundred thousand zhang long, exploded with a crash.
Amid a flood of blood-red light, a black Blood Pill at least as large as a human head tried to escape into the distance. Mu Chen snatched it up and sealed it under layer upon layer of crystal runes.
The vigorous blood energy and Dao opportunities swirling around it were so dense they had nearly