Chapter 601: Chapter 327: Shameless Nascent Soul Ancestors, All Trying to Prey on My Daughter_5

They merely devastate the environment of the Cultivation World.

This does not confer them any significant advantages.

"No, no, no, that's not the case."

"Once two-thirds of the Spirit Veins in our Cultivation World are transformed into Demon Veins..."

"...then the fusion of the two realms won't just last three thousand years, it could last thirty thousand years, or even three hundred thousand years."

"If they are completely transformed into Demon Veins, then the two worlds would irreversibly merge as one."

"Thus, the rank of the Ancient Demon World would escalate dramatically."

"It would essentially be the Ancient Demon World engulfing the entire Cultivation World, expanding their world's volume while upgrading the rank of their Spirit Veins."