He claims what he is proposing is "less morally questionable" yet in the very next line he states he wants something "truly horrible" and "evil itself." 
He claims what he is proposing is "less morally questionable" yet in the very next line he states he wants something "truly horrible" and "evil itself."
Reminds me of HellMOO, though that was post apocalyptic and made in the early 2000s by a bunch of Something Awful and 4chan users to be as edgy as they possibly could be. Otherwise it was a MUD/MUSH like what you describe. Actually there was one big difference: actually engaging with the sexual mechanics was considered creepy and cringe by the community in general instead of being celebrated.
Turns out most peeps that engage in multiplayer games don't do it to encounter SA, huh I'm shocked