C314 Do You dare to Try?!

"Don't you have a Yin Yang Soul Refining Pill in your possession? Let's wager one of those. If Du Dazhuang can successfully challenge any disciple in the top ten of the Tiger Rankings within three days, you win. If he fails, that Yin Yang Soul Refining Pill is mine," the Chief Protector proposed to Du Shaomu. After all