Re: Brainstorming a mystical superhero mansion
Food arrives in the fridge(s), cupboard(s), like that. Doesn't have to be brought in, just arrives. Might be not paid for, might be after paid for; GM decides.
Other supplies the same. Imagine never running out of TP!
Heating/cooling straight from elemental planes, or wherever. Always a good temperature; private rooms always what the person wants.