Come on, Dimitri, it doesn't have to involve threats. Just something that will bring them to the negotiating table when they otherwise might not, if they think you have enough integrity to keep to your word.

Of course, it has the potential to backfire, so it's the kind of thing you'd need to deploy strategically, but I wouldn't turn down an opportunity like that if it presented itself.

[And... hm.] If you're worried about Hayame going around smashing shards, I'll talk to her. Fake or not, the fact remains they have value, and she'd be squandering it by disposing of them.