It's definitely a clever way to do things in terms of incentives, especially since we don't know how they're getting these things and what will really happen to them. The threat of losing them's pretty brutal.

If she's starting to get desperate then that means things are gonna get worse. Maybe next time it won't even be items. Maybe it'll be people. Who knows? There's also no saying these items are even the real ones and they aren't just replicas either.