[ he's quiet for a second, staring down at his hands with a thin, humorless smile. he knows, logically, that he probably had absolutely no physical way of being there to help.

and yet.

he glances back up, expression cleared. ]

Extremely cleverly. It very much depends on the monster, but whenever you have a chance [ he makes a wheeling motion with his index fingers ] turn the bad guys' own power against them. If they think they've got the upper hand, well, that's when they get sloppy.