Playing dungeon master in roleplaying games on a regular base is something that will take you from the lowest depths of the Abyss, Baator, Hell, Hades and the Grey Wastes of Gehenna right to the top of Mount Celestia, the Heavens, Arcadia and all the other planes you can, or can not (yet) think of. What is the point of this?
Well, I think you should see it as a mirror to a gamers soul. To his inner beliefs and this leads sometimes to extended reflection on his beliefs, fears, needs and wishes. To my very self, this is a positive thing, a fortunate activity and especially fortunate since you don’t face everything at once and nothing of it (during the game) directly. It’s a workaround with a lot of interaction, to experience, toying around with fundaments of your – self.
The most pictographic approach usually can be found within the hells, no matter what name they might carry. What comes to your mind when you think about devils? What comes to your mind when you think about demons? I’ll tell you what my imagination tells me about it.