Board Thread:Episode Discussion/@comment-4141313-20181116204649/@comment-36817091-20181118122723

...now why the hell would Salem tell Emerald that, even with the veiled threat at the end? She knows exactly what she'll do, and she must know her threat probably won't stop her.

Also, despite how often she threatens to do it, Salem doesn't actually seem to be a big fan of killing her subordinates. The only one she's actually killed so far is Lionheart, and that was on the basis of a pattern of behavior.