In a mere second, the flat span of hardened mud was changed, pits of lava spat their content out, all of the air inside the barrier was set aflame, the heat was so great, that it was beginning to melt everything, including the pyramidal barrier itself, which had been masterfully crafted and engineering to resist effects of pyromancy specifically, the undeads in charge of it had to intervene to keep it from breaking down.
All of the pyromancers could feel their inner flames simultaneously shrinking back in reverence and swirling madly with elation, before the king, all pyromancies bowed.
Indeed, it seemed like Irlke Combuscrus's regal status had also seeped into his infernal zone, or perhaps it was his status as the creator of pyromancy that was at play… In any case, he was enacting authority over the area covered by his ability.