C250 Break through the peak of the early stage of earth martial arts
Spirit Sparrow Sulfur. It was a precious treasure of the martial world, even those super families might not have that many! Whether it was refining or refining pills, as long as one added a little bit of it, the effects of the Spirit Sparrow Sulfur would be increased by several times its original value. This was only one of them.
Secondly, Spirit Sparrow Sulfur was a pure fire type item