Immortal-grade materials.
The mere mention of those four words was enough to drive countless Cultivators mad.
After all, to the vast majority of Cultivators, immortal-grade materials were exceedingly rare treasures that could only be encountered by chance.
Even obtaining a small amount could be exchanged for a vast quantity of cultivation resources.
The Immortal Island was completely surrounded by Seven-Colored Divine Sand, and there was an enormous amount of it.
If they could shatter the Seven-Colored Divine Sand, many people would surely be able to snatch some.
Just thinking about it was enough to fill many people with excitement.
Lin Fei remained secretly vigilant.
He had not let the temptation of the Seven-Colored Divine Sand cloud his judgment.
Dongfang Qingcang was a powerful Cultivator of the Sun Moon Dynasty. Why would he make a wedding dress for others?
He must have already made his calculations.
Perhaps many experts from the Sun Moon Dynasty were lying in ambush nearby.
"There are records of Seven-Colored Divine Sand in the Blood Demon Sect's inheritance. It is indeed an immortal-grade material."
"If refined, it can be forged into Seven-Colored Immortal Gold, though the requirements for the refining flames are extremely demanding."
"If Seven-Colored Immortal Gold is fused into a magic treasure, it can greatly raise its grade and power."
If he could obtain some Seven-Colored Divine Sand and fuse it into the Heaven Soul Banner in the future, he would surely be able to elevate the Heaven Soul Banner into an "Immortal Artifact."
At this moment, the golden seahorse continued speaking with Dongfang Qingcang.
It wanted to learn more about the Immortal Island.
"We sea beasts do not refine magic treasures. The Seven-Colored Divine Sand means little to us."
"If we join forces with you to breach the Immortal Island's defenses, what benefits would