I dunno, how far can it go? [ Tidus is in the dark here, he's only assuming how far this thing shoots off things! ] But what about the people who can't use magic? Now you've got someone who can fire off a spell and not get close, right?

[ Look. Look! They're at a table, aren't they? He draws with a forefinger, making a small circle. ]

So this is the camp. [ Right? ] Say it's the one in Erda. If demons were coming from over here...

[ He goes...what he tries to paint as a distance, pointing a few inches out. ] Down a hill, you'd have to run out, right? Would a ballista be able to fire out that way?