"A change in the art of war is imminent!" Duke Wei suddenly sighed ruefully.
Grand General of Heavenly Strategies and the rest nodded when they heard his words.
Qin Mu and the ten thousand scholars as well as the divine arts practitioners of the sacred grounds had messed around and made a primordial spirit assembly. They were having fun and felt that it was something interesting, but the shock it brought to the generals that led the army was incomparably huge.
Since ancient times, the battlefield changed in a matter of seconds. The communications between the army, its reinforcements, supply train, and the emperor posed a huge problem. In the past, Eternal Peace Imperial Preceptor had forged flying ships to soar through the sky. He also forged land ships and paved roads everywhere to make traveling faster.