He's quiet as the unrecognisable mass in front of him continues to crumble, the heat of the fire powerful enough to eat through bone. He's quiet even as bits of the ash begin to break away from the whole, the fine granules drifting through the room. And still the Fiendfyre burns, the magical flames not needing any fuel to survive.

Idly, he flicks his wand, Vanishing some of the ash.