Fantasy: Three Years Later, This Monk Is Against the Will of Heaven

[Travel＋System＋Swordsmanship] Ye Xuan traveled through the fantasy world and obtained the "derivation system" Is it difficult to cultivate in a mortal body? By extrapolation, open the two major meridians of the human body! Cultivation is about opportunity? After some deduction, we can directly find the Cave Heaven Blessed Land, the creation of heaven and earth! Ye Xuan's sword killed the young emperor! Ye Xuan's swordsmanship is beyond that of the peerless swordsman! Ye Xuan's life was free between heaven and earth, and he only wanted to be at ease! [Also known as: Three years ahead at the start, what are you going to do to fight me]