Firebending and waterbending. Why didn't I think of that? [He pauses though, wondering who he even knows that has water magic at all. He notices the reaction to Katsa and it solidifies the fact that he did go with the right answer, at least. He's still busy wondering what the hell's going on in the background, but maybe it's better not to ask.]

That's the other problem. We're not going to really know how fast they can move until they're released. The dwarves had them kinda locked up so they can't move at all inside their mountain but judging by the fact they have four legs? I'd say probably pretty fast. What do you suggest we do with the slow runners then? Hiding them is only gonna work for so long if the things are seeking out the shards.