After the disaster, human beings completely abandoned the surface to build dungeons. The global steelization, flesh and steel combined to form a colony. Humans explored in order to return to the surface, and the wasteland was disordered and chaotic. The traverser Jiangliu quietly appeared , With the help of the steel furnace, gradually change the world. Invest 100 points of source power to create equipment! Wow! Golden legend! Congratulations on getting the prototype of the legendary equipment X-48 source force diversion internal colonization equipment.