Humanity does not have much. They do not have claws, they do not have thick pelts, they do not move faster than their prey. So they take from those they defeat. They make their enemies strengths their own.

Don't tell me you never thought it odd, that whether she was a parasite, a fractured personality, or a corrupted version of Luna, Nightmare would stick around when someone was holding her kryptonite?

...don't be surprised if they abuse them for their own amusement at least once. One-shot crack-fic based heavily on my changeling headcanon.