The Tech-Savvy Shaman

Modern man Lin Ye travels to the primitive era and becomes the Shaman of the Fire Tribe. He uses modern knowledge to develop the tribe. After defeating the Stone Axe Tribe, he develops infrastructure, farming, and animal domestication. He smelts copper, leading the tribe into the Bronze Age. The Fire Tribe's power attracts the dominant Water Tribe, which launches sneak attacks. To protect his tribe, Lin Ye forges copper weapons and armor. A great war is on the verge of breaking out.