
As long as the river crossing doesn’t take (significantly) longer than around 5-10 minutes, there’s probably enough air volume in that bag for CO2 levels (which are actually the more accute problem in an airtight space, not oxygen) to remain acceptably low




If nothing else you can be damn fucking sure they won’t even attempt to fulfil wishes that constitute straight up crimes (such as exposing yourself to a minor).
As for everything else, they probably don’t have any super specific rules beyond that, what tthey likely have some kind of genericly vague, vibes based, catch all term that “wishes have to be in good faith and good taste”