Starting from Picking up Garbage and Becoming a God with Flesh and Blood

In the endless black mist is a city-state full of supernatural powers. Items from other worlds provide people with a steady stream of weapons, and they will fight forward with iron and blood, with rain of bullets and torrents of steel, and continue to move forward bravely. Gods, chants, soul tools, angels, flesh and blood powers, boundless black mist, Black City, Survey Corps, Brood... This is the wonderful journey of a flesh-and-blood superpower