Traveling to the Ancient Battlefield, Killing People Will Make You Stronger

He was originally a modern science and engineering student and a lover of military history. He traveled back in time to an ancient time similar to the Ming Dynasty and was captured and forced to go to the battlefield. After killing the first person to protect himself, he awakened the killing system. The killing can be enhanced, and he can gain the opponent's physical bonus points. If he kills a martial arts master, he can instantly gain the opponent's skills and skills. Step by step, he can transform from a cannon fodder member of the death squad to a corps leader, even a commander, etc. Centurion, lieutenant, lieutenant general, general, general, commander-in-chief, marshal of soldiers and horses, marshal of the world's soldiers and horses, king of the opposite sex. When the protagonist became the commander-in-chief of the eastern theater, he took the opportunity to destroy all the men of the Japanese country, turned the Japanese country into slaves, and was named the king of the opposite sex. He presided over everything in the eastern battlefield, and mined all the mineral silver of the Japanese country, helping to promote the industrial revolution in his mind.