Not the campaign I’m currently playing, nor any of campaigns in recent memory.

By the Gods, there’s a psychopath on the loose!

Remember, your goal as the DM is to make sure no one makes it out alive!

I cast Fireball on the DM.

Nono, see it’s a “reverse whodunnit,” the mystery isn’t in who the killer is, we’re invested in seeing HOW the killer will get caught!