Chapter 177 is handy!

The reason why he dropped one of the four original stones selected by Xiao Biao in the lower grade area and added two more is that he didn't want to be too conspicuous. If all the five original stones were in the middle or four of the five original stones, the success rate would be too high to be explained by luck at all.

But there still seems to be something going against our wishes.

If it's just two intermediate gemstones and a low-order gemstone, it's nothing.

There are three of the five original stones, and one of the three stones is obsidian, which is incredible....