Li Yao swept a glance at the crystal railguns and the crystal cells that were decreasing by the minute. The situation was worst than he thought.
Despite the federation soldiers strenuously trying to hold on, a vast majority of the soldiers were ordinary people who were unable to produce spirit energy.
In order to fight against powerful demon beasts, they had to operate magical equipment and needed to use "crystal cells" as ammunition.
However, the number of crystal cells was limited, and it would not take long before they ran out of crystal cells. Once this happened, all the magical equipment would then turn into nothing but scraps of metal.
The defensive arrays continuously flickered, appearing to be unsteady. Obviously, it was impossible for them to remain activated for an unlimited period of time. Sooner or later, a moment would come when the spiritual energy would be depleted.
"Old Ding, I found two helpers for you!" the red-eyed officer shouted.
