The so-called spiritual root is a tool that transforms the vast breath of heaven and earth into thunder and fire.

"And what I need is the demon spirit root?"

"No...it's evil."

"The vicious thunder, the violent fire, the true water of the cathode... nothing cannot be contained, but does it need to be extremely evil in nature?"

A trace of complexity flashed across Shen Yi's eyes.

He wasn't sure whether this was a good thing or a bad thing.

For example, Jiang Qiulan needs various extremely cold things as spiritual roots, and the exercises he will learn in the future are all related to coldness.

Changqing Zhenren is the thunder from heaven.

But I don’t seem to have any specific requirements, anything can be used. The only strict requirement is that they all have to have a bit of evil spirit.

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Chapter completed!