Game for All: Upgrade at the Beginning of the Prehistoric Era, I Can Synthesize All Things

In the prehistoric world, the demon clan controls the sky and the witch clan controls the land. The human race becomes a vassal of the two lich clans and struggles to survive. At this time, one billion humans came to the prehistoric era and started the prehistoric game era. Ye Chen was reborn, starting with the Great Furnace, integrating everything in the world, leading the human race, using human ways to fight against the ways of heaven, and becoming the first generation of human emperors. Zhunti Jieyin wants to establish Western religion, but our human race does not agree. You, Taoist Hongjun, are using the wilderness as a chess piece, but we, the human race, will not agree.