[quote=Sherlock Holmes]
This sounds fun, but it would probably be taken over by the 1x1 players who take the usage of the word 'dungeon' as a free pass for get kinky...
[/quote]
Exactly, the dungeon would serve as a dumping pit for all the undesirables, and I would exile them from the rest of the site.

Let them fester in a pit of their own filth. 
They might change their ways after spending a month in a forum inhabited exclusively by Nats.