Playing the Role of a Passerby, I Started from a Witch and Became a God

Lu Changsheng has always believed that one day he can break the rules of the world, possess extraordinary power, and finally be able to control the world! . Just like the protagonist who cultivates immortality in the novel, only by reaching the pinnacle of strength in this world can he get the opportunity to ascend to other worlds. Although this world is ordinary, fortunately there is a force that everyone recognizes as the most dangerous. Atomic bomb. Ten years of off-stage research. 100 Minutes of hand rubbing of ultra-small atomic bombs on stage. In this way, Lu Changsheng detonated his first ultra-small atomic bomb at the cost of his own life. Although the world after traveling is relatively backward in various aspects, it is even a little uncomfortable. However, this is a land full of swords and magic. Witch. This is the identity that Lu Changsheng obtained after traveling through time. And obtained a system called playing various passerby roles. As long as the playing tasks are completed, they will continue to become stronger and become gods. Although it's a little different from what I imagined, it doesn't matter, I want to become a god starting from a witch!