It took only a day for the secret medicine to come out of the furnace.
Convenient and fast.
In addition, the Cold Flame Alchemy Fire produced by the Cold Dragon Pill was still First Tier for now. Back when it had been refined, a Second Tier demon core and a rare Second Tier Spiritual Item like Yin Marrow Liquid had been used.
Once Wang Yu broke through to Foundation Establishment, the might of this flame would also advance to Second Tier along with him. This was also one of the reasons he had chosen the incomplete art, Cold Dragon Alchemy.
It possessed a certain growth potential, but that was as far as it went.
After the medicinal power's foundation was completely digested, if he wanted to raise it to Third Tier in the future, he would need to refine a new "Cold Dragon Pill" with the demon core of a Third Tier Ice Attribute Dragon Lineage Demon Beast as the main material.
After refining it, it could grow smoothly and advance into a Third Tier Cold Flame.
Any higher would be impossible. After all, even in its complete state, Cold Dragon Alchemy was only a Third Tier alchemy art.
Cultivation methods and secret arts grew rarer the higher one went, and their prices grew more expensive as well. Often, even with Spirit Stones, one could not buy them. The blockade on knowledge rose tier by tier.
Most important of all were still the channels. Of everything Wang Yu possessed, aside from the Grand Yin Nether Eye, the Cold Flame Alchemy Fire was the most valuable.
Moreover, after breaking through, the Inheritance Jade Slip for the Grand Yin Nether Eye would also unlock the second layer. There were too many things waiting for him to learn, and even more that needed