I understand, but also, please don’t. As bad as it is right now, the world is still a better place with you in it. Call or text 988 if you’re feeling suicidal, there are people there ready to listen and help.
One slab of dry ice is a couple pounds, I could easily see a bathtub full of it being a problem. Also, co2 is heavier than air, cats are smaller than humans, and they live closer to the ground, so I think …m… made the right call.
I would really like to commission that one artist that does the WWI kobolds to do a piece with 3 kobolds running a vintage SMG as if it were a crew served weapon. (But sadly they won’t return my emails)
Addl wisdom: some people make jokes when they’re uncomfortable, as a defense mechanism. If you have a player or players constantly trying to lighten the mood, consider that the atmosphere you’re trying to create may not be a good fit for your party, and/or parts of your party may not be a good fit for your game.