History of Civilization: I Take Humanity to the Galaxy

Qin Xiaohan obtained the history book of civilization, and used the time-travel function of the history book to travel through various civilizations, defeat each traveler, obtain various treasures, spiritual pets, and artifacts, and use various resources to build the earth and make human civilization stronger. Everyone can learn various immortal cultivation techniques and body-training secrets from other planes to deal with the earth's crisis, and form a human legion to conquer other worlds and conquer the universe.