[blinking as he realizes others are there, his face lights up in a smile] Oh, I'm fine.

...wow... I guess I probably shouldn't be. That was quite an explosion. I haven't seen one like that since Fizban actually got the right spell and set off a fireball, and that was in a much smaller space. [running a wondering hand over his unharmed clothing. Oddly enough, the realization that he might have been hurt doesn't seem to upset him. At all]