One Hundred Thousand Enemy Troops Besieged the City, and I Killed Them to Gain Proficiency!

Chen Xuan opened his eyes suddenly, and saw the broken city wall in front of him, and heard the overwhelming killing in his ears! He traveled through time, but was instantly treated as a strong man and thrown into an isolated city. Outside the city, there were 100,000 enemy troops besieging the city! There is only a broken bow in his hand that may break at any time, and beside him are his numb comrades waiting to die. The beginning is a desperate situation, hell difficulty! However, the moment the first arrow shot from the broken bow in his hand accurately penetrated the throat of an enemy soldier—— [Ding! An effective attack by the host is detected, and the proficiency system is activated! ] [Archery +1] Desperate situation? No! This is my experience baby army! Killing enemies will increase your proficiency and allow unlimited upgrades! [Archery (Introductory)] → [Archery (Xiaocheng): Open a two-stone bow, shoot three shots in an instant, and pierce the Yang with a hundred steps! Arrow Technique (Dacheng)→Archery Technique (Perfection)→Amazing Skills→Becoming a Saint... In just a few moments, Chen Xuan, an ant soldier at the border, used the broken bow in his hand to shoot extraordinary arrows that frightened both the enemy and ourselves. He suppressed a section of the city wall by himself, and retrieved the enemy general's head among thousands of troops as if he were picking something out of a bag! Archery, swordsmanship, marksmanship, commanding troops, riding skills, formations... All skills can be infinitely improved as long as you kill the enemy! From the humblest warrior at the border, to the undefeated God of War who terrifies all nations, from the lone hero who kills the enemy alone, to the peerless commander who commands thousands of troops! Chen Xuan became stronger by killing enemies in the sea of ​​​​blood in the corpse mountain, sweeping across Mobei, bringing peace to the troubled times, using his martial arts to become a god, and finally aspired to conquer the world and put the broken mountains and rivers back together again! This world was created by killing!