Lin Fei took out all the Seven-Colored Divine Sand he had obtained from the Immortal Island years ago.
He burned and refined it with his own divine fire, turning it into Seven-Colored Immortal Gold so the Gold-Eating Beetle Mother could devour and refine it more easily.
To ensure nothing went wrong, he specifically arranged for the Cangming Sea Dragon's Earth Immortal Incarnation and his own Spirit Body to escort it into the Sand Demon Realm and hand it over to the Demonic Womb Clone.
Besides devouring immortal-grade metal ores, Gold-Eating Beetles in the Human Immortal Realm could also devour treasures forged from immortal-grade materials to rapidly improve their cultivation.
But this method of raising them was even more extravagant.
After all, every immortal artifact was worth a fortune.
Many immortal sects possessed only a handful of immortal artifacts in total.
If he used them to feed the Gold-Eating Beetle Mother, he would truly be a wastrel.
"After all these years of continuously refining pills and treasures, my Great Treasure Refining Art has indeed improved significantly."
"But it's still nowhere near reaching major mastery."
"I can only keep comprehending the Great Dao True Intent to raise my own level."
Lin Fei's main body and the Spirit Bodies scattered across various locations all entered secluded cultivation.
To speed up his comprehension of the Great Dao True Intent, he also made use of the jade meditation cushion he had brought back from the Immortal Island years ago.
This jade meditation cushion was a treasure left behind by an Ancient Immortal.
Sitting on it and stilling his mind allowed him to perceive the Great Dao more clearly.
Back then, he had bestowed the two jade meditation cushions on the Flying Immortal Sect and Ten Thousand Flowers Valley respectively.
The jade meditation cushion he was