Perhaps it was just the time in my life that I played it, but the most immersive experience I had playing a game was a text based MUD called Achaea. I've tried to recapture that experience unsuccessfully.
The lack of focus on graphics meant that complexity of description and systems didn't need to have visual work to go along with it, which allowed for much more complex systems than I'd seen in any game at the time.
The lack of focus on graphics meant that complexity of description and systems didn't need to have visual work to go along with it, which allowed for much more complex systems than I'd seen in any game at the time.