The enormous barrier of white-gold Light wasn't something Grey had created from nothing, because what he was really doing was forcing control over the formation beneath Melix and dragging more of its dormant functions to the surface.
He couldn't command it as completely as he probably would have been able to if he were the Territory's recognized Representative, but limited control was still more than enough when he understood the formation better than anyone else alive right now.
After all, Grey had deduced that the damned thing existed just by looking at a map, so actually standing in the middle of its circuitry made controlling parts of it feel almost natural.
