Predator Zhao Fan: the System Cheated Me but I Can Fight

The protagonist Zhao Fan traveled through time and became a soldier of the Zhao Kingdom. As soon as he took office, he encountered the Xiongnu siege and was bound to a system that always caused problems. Fortunately, he understands ancient tactics, and with his loyal lieutenant Chen Tie, he uses gunpowder to defeat the enemy and raids supply depots at night, guarding Pingcheng step by step, and grows from a small soldier to a general who can take charge of his own role. There will be more tough battles and power struggles waiting for him in the future.