C91 Man-eating Flowers(1)

The uncle placed the energy extraction liquid in his hand and observed it for a moment. He then sniffed it and said, "Lad, your price is not fair."

No wonder the uncle would say that. Most of the crystal cores used in the base were First Rank crystal cores, and Second Rank crystal cores were rarely seen. In addition, the higher the level of the crystal core, the more power it contained