Oh, like they're trying to bring someone specific? Or "something," maybe.

[ And just ended up with... this whole lot? It's an interesting theory, although, truth be told, Illumi hasn't thought too deeply about the obvious fact that something brought them here with some kind of intention. Whatever the reason, he's not too concerned with it. ]

Rather than good will, they probably have just never had to make a hard decision like that. [ Sure, they've had to make hard decisions while surviving, but kill a bunch of strangers to ensure your survival? That's different. ] Plus, a lot of them are civilians. The ones not in charge, that is. It'd cause a political issue to do anything too drastic to us.