697!

Su Ming waited patiently and continued watching as the third, fourth, fifth, and sixth batches of Crimson Stones were sold off, then subsequently cracked open by their buyers right before all the Shamans.

The whole time, besides waiting, Su Ming also observed how the people control those light rings, as well as the strangeness of that Enchanted light ring, especially the act of placing a storage bag on it before it could be activated. These observations allowed Su Ming to figure out that the amount of Shaman Crystals those people had bought the stones for should be contained within those storage bags.

Su Ming was also observing the almost crazed Shamans who had their emotions completely ignited around him. 　　

Su Ming had made some brief calculations. Among the opened five hundred Crimson Stones, there were twelve that had shone with that unusual light, but only five of them had contained anything inside, and the rest of them were empty.