Chapter 636: He Kun

"Of course, you can. With the current power of the Thunder Mark, it's not difficult to absorb the first level of the Tiangang thunder and lightning. Tiangang Thunder and Lightning is formed by Tiangang's vital energy. It can be directly absorbed to increase the power of the Thunder Mark," said Li Xiang with a smile.

If the Thunder Mark absorbed and gathered thunder and lightning Qi on its own, the progress would be extremely slow. It was a good time to improve the power of the Thunder Mark now.

It was until the Tiangang Thunder and Lightning in the sky gradually disappeared that Li Xiang took back the Thunder Mark.