All Heavens and Worlds System: Start as an Aborigine

What kind of roar will a gun make when it collides with a spell? When the emperor meets the gods, what kind of sparks will fly? This is a "fantasy" world. Ning Tian traveled to a new world and was bound to the system of all heavens and worlds. As he continues to grow, he gradually becomes what others call an "out-of-control player"... [Funny + System + Time Travel +...]