"Creative like looking into your head and pulling out what you're afraid of." Oh. "I've worked for the guild that goes out there hunting for bleed-through materials since our little trip out over the ocean, thus I've been out in it a few times. It's a bit of a headache."

That sounds like putting it lightly (it is), and Balthier situates himself in a position where he can function as something akin to a lookout. "I'm certain if I say that the worst of it will come from your own head, we'll run into some physical thing that'll half-maim the whole of us, and so on with the reverse."