"Moogles were supposedly the original inhabitants of this planet before the Ancients came. They would have been around when the Job System was first created. That might explain their connection to the crystals."

Whether it's the same for Black Crystals, Jade's not sure... but they were once Heroes' crystals. Perhaps that's why Moogles can still use them, even after they turned black?

He says nothing else for now, content to watch the others prepare the map.