C1249 Yin-yang Parasite

"The last Law Essence Stone, Law of Darkness Essence Stone. The starting price is a low-grade magic crystal vein. Each increment must be at least a billion magic crystals!"

A single low-grade magicite vein was equivalent to ten billion magicite gems, but the people in the auction house weren't surprised at all. The Law of the Dark is a law that is cultivated by the Demon race