I Suddenly Became Invincible

He transmigrates into a Cultivation world as a menial servant with worthless aptitude. How is he supposed to cultivate immortality? Then an explosive crack rings out in his head, and Ye Bai suddenly defies Heaven!! His aptitude attributes become infinite. From then on, he can deduce any cultivation technique to its ultimate realm, and the pills he refines can not only bring the dead back to life and mend the flesh of the living, but also keep people forever young.