The ten levels of martial arts, the first three cultivate skin, bones, and meridians. The middle three cultivate flesh, blood, and five internal organs. The last three connect tendons, transform bone, and change marrow, reaching the peak of the tenth level.,He felt strange, wondering why his comprehension had become so high.,Lin Yun didn't hesitate, reaching out to take the sword. In an instant, his right hand was frozen a ghastly white.。