"Moo?!"
Chen Xun and Black Bull cried out at the same time.
This storage ring was absurdly huge, and Black Bull recognized its material at a glance: Clear Subtle Profound Stone!
This stone was not produced in the Taiyi Great World at all, but somewhere within the Taiwei Great World. Its grade far surpassed that of Sumeru Stone. Black Bull had only learned of it before through the Firmament Dao Rail.
Without exaggeration, this ring's storage space was even larger than a Small Realm inhabited by living beings.
Black Bull snorted several times. A true big shot indeed... worthy of an Overlord Clan prodigy. Yet regrettably, there were still no Spirit Stones inside, not even a Myriad Mechanisms Spirit Seal.
A trace of regret flashed through its eyes. Everything about the Three Thousand Great Worlds was good, except the All-Heavens Myriad Realms Spirit Bank had some issues—it kept giving them trouble.
Yet it contained countless immortal materials and spirit herbs, even ten-thousand-year treasure medicines. It was rich enough to drip oil.
The greatest use of a storage ring refined from Clear Subtle Profound Stone was that spirit qi and Spirit Loam could be spread within it, keeping spiritual objects from losing their spiritual radiance. It was nothing like an ordinary, rigid storage ring.
"Old Bull." Chen Xun slowly drew a breath. "I once heard in Star Pivot that this profound stone starts at High-Grade Spirit Stones. If we refine it into our Boundary-Breaking Boat, its effects may be even greater."
"Moo moo!" Black Bull immediately took out its little notebook and hurriedly wrote it down.
"And if we lay roads with large quantities of Clear Subtle Profound Stone..." Chen Xun narrowed his eyes. "Our sect-protecting mountain may truly become one mountain, one layer of heaven—every part of it a Dao