I Can Light up the Technology Tree

In this world, ghosts, ghosts, banshees, and living corpses are everywhere, and disasters are frequent. In this world, steampunk civilization, magic civilization, and divine civilization are all in their infancy, but human beings have fallen back into ignorance and become the blood of demons and "gods". Li Han accidentally obtained the "Civilization Engine", which can analyze the past and advanced technology trees of various civilization achievements. In this dark forest where civilizations compete with each other, he can lead the human race to stand out and finally stand at the top of civilization.