* MoralEventHorizon: After spending all of the ''Left Hand of Destiny'' duology dancing around it, Gothmara crosses it after [[spoiler: mutating her own son into a Hur'q]].
* NightmareFuel: The Kurlan Takers of Gist.
* TearJerker: Shar and his zhavey reconciling in ''Worlds of Deep Space Nine: Andor'':
-->"it is not in our people's nature to be alone".
** [[spoiler: Thriss' suicide]].
** [[spoiler: Stessie dying, and her final goodbye with Glessin]].
** [[spoiler: Garak: "There is no home anymore! Can't you see, it's gone!"]]
** [[spoiler: Taran'atar altering his BadassCreed before his HeroicSacrifice. "I am dead. I go into battle to reclaim my life. This, I do gladly, for I am Jem'Hadar. This, I do gladly...for my friend Kira Nerys."]]
* TheWoobie: Quite possibly Taran'atar, of all people. Also, things often go badly for Kira. But she keeps on trucking: an IronWoobie.