Game: Start Cultivating Immortality from a Blank Slate Civilization

After traveling to the new world and possessing the Tianling Root, I will become an immortal this time when Tianhu starts! What? This civilization is a blank slate. The highest level of civilization is the Golden Core stage. And how come this Golden Core stage can only live for two hundred years? This is a world where the story has just begun. Everything is just born. Welcome to the world of development.