There was also the Panel. Previously, the first Space Grid had been triggered by five thousand taels of silver, and the second Space Grid by five thousand Low-Grade Essence Stones.
Then would the Panel's third change appear after five thousand Low-Grade Essence Crystals?
However, ordinary shops simply could not swallow that many Low-Grade Essence Crystals. It would take quite some time to exchange them.
For Chen Fei to exchange for Low-Grade Essence Crystals in such large quantities would look somewhat strange to outsiders.
After all, the Sun Moon Realm had no use for Essence Crystals. Even if someone was truly extravagant enough to cultivate with Low-Grade Essence Crystals, the Rule Particles contained within them were still something the Sun Moon Realm could not absorb.
At Sun Moon Realm Peak, one could exchange for some and try to comprehend a little of the rules from Low-Grade Essence Crystals, but no one would exchange for over ten thousand Low-Grade Essence Crystals.
Chen Fei had no intention of rushing to exchange for Low-Grade Essence Crystals either. His current realm was still somewhat weak. When the timing was right, he could exchange for them in bulk then. There was no need to hurry over this moment.
Among the several hundred Middle-Grade Mystic Treasures, aside from the basic Top-Grade Essence Stones, there were also all kinds of fifth-tier Spiritual Materials, as well as a sparse dozen or so sixth-tier Spiritual Materials.
The value of these fifth-tier Spiritual Materials was hard to estimate, but four to five million Top-Grade Essence Stones was a number that would not run away.
As for those dozen or so sixth-tier Spiritual Materials, they naturally could not be sold for Top-Grade Essence Stones. They had to be sold at a price in Low-Grade Essence Crystals.
Chen Fei understood even less about