In the World of Early Saints and Immortals, the Side Effects of Me Becoming a Righteous Person

Li Yan traveled through the world of immortality cultivators, only to find that everyone here was doing shady things in the name of cultivation. Fortunately, by awakening the [Book of Reversal], time can be reversed if side effects are suffered, and the side effects can be corrected by adding pages in the book. [It was detected that the host inhaled black rot powder, suffered a puncture in the heart and lungs, and died! The side effects have turned positive, and Black Rot Powder has become the top healing medicine. No one dares to approach it after applying it on the body, transforming into the God of Nurgle! [It is detected that the host is practicing the "Seven Injury Fists of Nirvana". Every move will overdraw the body, strain the meridians and lead to death. The side effects turned into positive effects, the accumulated strain in the body turned into cultivation, and the evil power that overdrawn the body's potential became a magical power that stimulated the body's potential. [It is detected that the host becomes a member of the Ten Thousand Soul Banners. The side effects become positive, and the dove takes over the magpie's nest! The Ten Thousand Soul Banner is transformed into the Ten Thousand Life Banner! Many years later, Li Yan looked at this thousands-page reversal book and sighed. "Even though I have collected thousands of pages of side effects, my development of the world of First Saint Cultivation is less than one ten thousandth." ………… This book is also called "If you want to practice magical skills, you don't need to commit suicide!" "You poisoned me so hard, how could I still be alive?" How can I embrace your fragrant and soft body when I become the chosen one by God Nurgle?