Prehistoric: Start by Activating the God-Level Life-Changing System

At the beginning of the chaotic world, Su Chen traveled through time and became a rootless soldier among the demon clan. He has no background, no backing, no origin, no inheritance, and is like dust in the demon army. Coinciding with Emperor Jun's wedding, Su Chen accidentally got involved in the game of the ancient gods because of the thin crow blood in his body. At this time, the god-level life-changing system suddenly awakened. Starting from intercepting Hu Dijun's wedding night and rewriting the fate of the imperial concubine Chang Xi, he stirred up the chaos step by step. Successfully reversed Chang Xi's fate and obtained the complete Law of Fire. Successfully rewrote the trajectory of the Golden Crow's birth and took charge of the Fire of Chaos. Successfully changed the fate of the leader of Tongtian Cult, and gained an unparalleled opportunity. Successfully reversed the fate of Yuanshi Tianzun and received a heaven-defying gift. Successfully reshape Lao Tzu's destiny and gain another treasure inheritance. Along the way, Su Chen changed the destined fate of all the saints and powerful men in the world. Su Chen continued to receive system rewards, his cultivation level skyrocketed, and his own strength increased steadily. As he changed his destiny again and again against the will of heaven, the originally destined prehistoric pattern completely collapsed, and the entire prehistoric world entered a completely new era because of him...