Wild God Spear Master

A peerless medical sage and military king who traveled to a different world on a ghostly wasteland. Normal people only have one Horcrux in another world, but I have three: the needle: to save lives and heal the wounded, the sword: to kill countless people, and the gun: to kill people thousands of miles away. Start my journey of cultivation, from a waste in a ghost family to the pinnacle of the world...