Sephiroth wonders at that as well. Perhaps it's just to force them to look at each other all the more after the misery of their performances, but perhaps there's more to it.

"I believe I would do best in a fight, but without knowing more about these specific demons, I can't know for sure how I might fare against them."

He felled Ifrit with one blow, but these demons might be more powerful than Ifrit.

"Do you know much about them?"