C521 Master

The difficulty of refining a tier 8 Tiger Soul Pill was already not inferior to an ordinary tier 9 spirit pill.

Moreover, it was extremely difficult to control the strength of the heavens and the earth. If an ordinary person were to refine it, they would need to fail many times in order to comprehend the profundities within it.

However, Yuan Qing was different.

When Yuan Qing first started