--Did Edge just stop that thing from moving? Tidus would go up to it, and he kind of wants to! But he sees that it's been stopped in its sludgy tracks, and he's staring because... is that a knife? On the ground? But Tidus can't guess what's stopping it...!

"Did you trap it?"

It's said with the confusion of a sweet summer child. Maybe he shouldn't be getting distracted over here!