Experience Life in the Heavens Starting from Douluo

My name is Feng Chen, I was originally an ordinary high school student, but for some reason I traveled through time. He also traveled to Douluo Continent, and the period was still the Legend of the Dragon King. And also gained a relatively invincible and powerful system! It's called "The Heavens Experience Life System"! You can experience the lives of countless powerful people in the world, and you can also change their life trajectories, and you can also obtain skills, treasures, etc.......