"On my own, I fear I cannot break through the upper fifth-tier origin formation guarding the Demon-Imprisoning Tower."
Li Yueyin turned gracefully and looked at the others. "Are any of you fellow Daoists upper fifth-tier origin formation masters versed in the Formation Dao?"
Silence fell at her words. No one spoke.
Formation arts had always been difficult to learn and harder to master.
Few Spirit Transformation Venerables had mastered this path well enough to become Fifth-Tier Origin Formation Masters, let alone attained the extraordinary expertise of the upper fifth tier.
Among the gathering, True Venerable Guangyu stepped forward and stroked his beard confidently. "I have a method that can reveal the formation."
"Oh? What method?" Black Bell True Venerable took an interest.
"An easy matter, though it will require Fellow Daoist Eel to expend some vitality."
True Venerable Guangyu looked at Demon King Thunder Eel. "I possess a Thunder Dao Formation-Breaking Heavy Artifact. Activated with lightning-aspected demon venerable blood essence, this treasure can unleash its greatest power and break through the restrictions surrounding the Demon-Imprisoning Tower. Would you be willing to part with some, Fellow Daoist Eel?"
Thunder Eel Demon Venerable's expression chilled slightly at these words.
A demon venerable's blood essence could not be allowed into outsiders' hands.
Even when demon kings of its own race sought a drop of its blood essence, it refused, much less a human Spirit Transformation cultivator with whom it had no foundation of trust.
"What, True Venerable Guangyu? Are you looking for a fight?" Thunder Eel Demon Venerable asked coldly.
"You misunderstand, Fellow Daoist Eel. I am merely a middle fifth-tier origin formation master. Without your blood essence to help, I fear my expertise in the Formation Dao alone will not suffice to break this formation."
True Venerable Guangyu paused briefly. "To take