The Heavenly Origin Spirit Extermination Formation—this was a genuine Fourth-tier Great Formation.
Ever since this great formation had been set up, everyone throughout Lingyun Sect had felt an inexplicable sense of security.
A formation that protected a sect was absolutely the foundation of an Immortal Dao Sect.
With this formation standing guard, even Nascent Soul Realm cultivators would not dare casually set their sights on Lingyun Sect's mountain gate in the future.
After all, even Nascent Soul Realm cultivators could not easily break a Fourth-tier Great Formation under the control of cultivators!
A Fourth-tier Great Formation could draw upon the power of heaven and earth. Opposing it was no different from fighting against the entire world.
"Unfortunately, several spirit materials were missing, so I could only replace them with inferior substitutes. On top of that, the formation flags were refined too crudely. This Heavenly Origin Spirit Extermination Formation can only be restored to this extent."
"Still, dealing with Nascent Soul Middle Stage cultivators should not pose much of a problem."
"Of course, I must remind you that Nascent Soul Realm cultivators are not fools. They will not stand there stupidly and let you attack them with the great formation."
After setting up the Heavenly Origin Spirit Extermination Formation, Hundred Spirits Dao Lord explained several more characteristics of the formation to Li Qing before sinking into slumber within the Immortal Spirit Green Gold.
Although he had borrowed Li Qing's mana to set up the formation, it had still greatly drained him in his state as a lingering obsession.
After all, he was merely a lingering obsession. Even if he had been a Spirit Transformation stage cultivator in life, there was ultimately a limit to him, and he could not exert too much power.
Being able to accomplish this much was already