Placeholder sandbox that was spun off from the Knife Nut TRS thread[1].
Knives being used in a sexualized manner.
Examples
Fan Works- Snow White in So Rot Vie Blut frequently toys with a knife and is into unsafe knifeplay during sex. Even from a young age she showed an interest in the weapon.
Film
- Repo! The Genetic Opera: Luigi Largo. He's known to have sex with the stab wounds he's inflicted, among other delightful things.