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I think Reality Ensues might cover at least a few instances of this happening.
I've seen this sort of thing before and it's usually a case of Depending on the Writer.
My name is Freezer and my anti-drug is porn.
These are the Rule Of... tropes, where the rules of the universe are dictated by things like coolness, humor, and drama. Probably my favorite way to sum them up is in Who Framed Roger Rabbit for the Rule of Funny, found at the end of a prolonged Chained Heat situation:
There's an old TLP thread called Exempt From Physics
about specific characters operating under different physics than the rest of a story.
I thought Toon Physics would be inconsistent by its nature; it runs on Rule of Funny after all.
We can never truly eradicate the coronavirus, but we can suppress its threat like influenza
What's the trope for when Toon Physics are inconsistent somehow? Like, sometimes Hammerspace exists and sometimes it doesn't, or a character can fit under a door but not through a window, or other inconsistencies like that?