DiamondGate is a Envy-based mud (which is Merc 2.2 derived).
Significant enhancements include:

 - Multiclass - players can level in all 5 classes)
 - ANSI color support - players can use color themselves too,
   in titles, communications, etc.
 - clans
 - private rooms for players
 - OLC (online construction)
 - a bookstore (with real books that you can read)
 - many new and original areas
 - rich set of social commands
 - warm and friendly staff :)
 - unique bard class
 - portals, teleportals, etc
 - CHAOS mode

After two years of development and testing, DG is now
OFFICIALLY open for play.  We welcome all to come and join
us.