- Ho Yay: Kit and David. Heck, Kit even kisses David on the lips when David dies, calling him "his love".
- Moral Event Horizon: For many citizens and people in the series, it had to take Lionstone ordering mass murder in Virimonde for them to conclude that she had gone batshit insane. Why they didn't realize that she had already passed the Moral Event Horizon long ago might be a mystery.
- Narm: Pick a story—it's in there somewhere.
- Haceldama, or Shannon's World, in War. Think of a peaceful sanctuary turned into a horrific crypt, and you might start to approach it.
- Nightmare Fuel: Wormboy Hell, Legion, the fate of the people of Virimonde.