My breathing can improve my power

Book title: "Xianwu: Starting from the mortal body"

Introduction: Chen Xuan traveled to another world. His qualifications were mediocre, but he found that there was a strange card in his mind.

[Fate Card Martial God]: When you hold it, you can obtain the corresponding fate, and you can absorb the essence of thousands of martial arts to improve your own qualifications. Every time you practice a martial arts to a perfect state, your qualifications will be improved.