Star River Hegemony: I Can Exchange Infinitely

This is the steel hell forgotten by the empire, where prisoners, modified humans, and genetic monsters struggle to survive in the endless waste. With the sudden awakening of the "Equal Value Exchange System", Qin Fang touched everything and replaced everything he wanted - from a scrap metal wrench to a tube of energy rods, from a dose of wound medicine to a powered exoskeleton. In the constant danger and battle, he gradually grew into a powerful domain lord in the galaxy.