The Turbid World Emperor and the Nightmare Lord sneered inwardly. They had previously been soul-searched by the Myriad Annihilation Demon Emperor and the Heavenly Capital Demon Emperor, but naturally, they possessed secret techniques passed down from their ancestors.
If Lu Yang had not treated them sincerely and saved a hundred thousand Demon God Race members, they would not have said a single word.
"Consider yourself lucky." The Nightmare Lord opened a strange purple space, took out an odd purple crystal-like cube, and tossed it to Lu Yang. "This is called the Sacred Realm Gate Key. Only by using it can you hold open the Sacred Realm Gate within the Origin World and ensure it does not collapse."
"Moonburst Celestial God also has one. If you had not defeated the Celestial Race, Moonburst Celestial God could have used this Sacred Realm Gate Key as a guide to bring the God of Creation Race's army into this world."
Lu Yang sighed. "Moonburst Celestial God used a secret technique and was led into the Sky Demon Realm by the Sky Demon King."
The Turbid World Emperor and the Nightmare Lord both revealed shocked expressions. The Nightmare Lord asked excitedly, "Is that true?"
"I just soul-searched several high-ranking members of the Celestial Race," Lu Yang said. "Yan Lie Celestial and Sacred Wood Celestial intended to imprison Moonburst Celestial God, but Moonburst Celestial God somehow used a secret technique to summon two Sky Demon Kings, who took him to the Sky Demon Realm. It is said that before leaving, Moonburst Celestial God lost his sense of self and became like a Sky Demon."
The Nightmare Lord muttered, "It was actually true."
Lu Yang frowned. "You know this secret technique?"
The Nightmare Lord's expression darkened. "This is a secret inherited through our ancestors' memories. We have