Great Ming: Maxed-Out Archery from the Start, with Attributes Dropping from Every Kill

Transmigrated into a low-ranking soldier at the end of the Ming dynasty, where killing enemies grants attributes?! When Chen Jinwen opened his eyes, he had become a garrison soldier in Datong. From the start, his rations were stolen, he was bullied and humiliated, and even the only vegetables he had were snatched away. At the brink of death, a notification rang: [Ding! Archery mastery activated: hit a target a hundred paces away, every arrow a headshot!] Kill the Tatars and gain attributes! Strength +3, Agility +5, Lifespan +2 days! One arrow pierced the enemy chief between the eyes. Two more arrows put an end to the border's flames of war! From a bullied nobody to the God of War commanding the border cavalry, Chen Jinwen discovered... Corrupt officers try to steal his military merits? He gets the [Commander Aura] in return, and three thousand elite troops beg to follow him! The Later Jin cavalry is at the border? He'll bury a hundred thousand Tatars on Yin Mountain! After cutting down countless enemies and unifying the realm, he discovers that his lifespan has reached ten thousand years? A lifespan of ten thousand years comes with a destiny of its own…