Listed below are "multi-user roguelike games".  Yeah, yeah, I know, I
said at the top that all roguelike games were single-player.  I lied.

GAME:      Myth
Release:   1.07 (05/95)
Newsgroup: rec.games.roguelike.misc
FTP Site:  ftp.iesd.auc.dk:/pub/games/myth/myth-1.07.tar.gz (source)
           ftp.iesd.auc.dk:/pub/games/myth/binary/sparc.tar.Z (SPARC executable)
FAQ Avail: No
Spoilers:  No
WWW:       No
Platforms: SPARC binary, source should be portable (tested on Linux)
Features:  "proof of concept for a multiplayer roguelike game"
Misc:      Latest revisions by Per Abrahamsen <myth@iesd.auc.dk>

GAME:      Phantasia
Release:   3.1.3 (June 1986)  
Newsgroup: rec.games.roguelike.misc
FTP Site:  Archie sez: 
           ftp://emx.cc.utexas.edu/pub/mnt/source/games/
           ftp://ftp.cfi.waseda.ac.jp/pub3/bsd-sources/NET2/var/games/phantasia/*
           qiclab.scn.rain.com:/pub/games/phantasia.tar.Z
           ugle.unit.no:/pub/unix/bsd-sources/games/phantasia/*
           10 bytes of fame for locating a site with working SOURCE code...
FAQ Avail: ? 
Spoilers:  ?
Platforms: Berkeley Unix
Features:  Multiuser game.
Misc:      ?

GAME:      Crossfire
Release:   crossfire-0.93 (Jan 1997)
Newsgroup: rec.games.roguelike.misc, also an active mailing list (send
           mail to crossfire-request@ifi.uio.no with the subject "subscribe")
FTP Site:  Primary:
           ftp://ftp.i.net/pub/crossfire2/ (192.243.32.18)
           ftp://ftp.ifi.uio.no/pub/crossfire/ (129.240.82.2)
           Secondary:
           ftp://yoyo.cc.monash.edu.au/pub/crossfire/ (130.194.9.1)
           ftp://ftp.cs.city.ac.uk/pub/games/crossfire/
           ftp://ftp.sunet.se/pub/unix/games/crossfire/ (130.238.127.3)
           ftp://ftp.cs.titech.ac.jp/pub/games/crossfire/
FAQ Avail: In INSTALL directory of source distribution.
Spoilers:  With release (in doc sub directory) and 'around the Web'
WWW:       /www.cm.cf.ac.uk:/Crossfire/">http://www.cm.cf.ac.uk:/Crossfire/
           /www.ifi.uio.no:/~frankj/crossfire/">http://www.ifi.uio.no:/~frankj/crossfire/
           http://web.cs.city.ac.uk:3000/games/crossfire/crossfire.html
Maint.:    "Mark Wedel" <mwedel@pyramid.com>
Platforms: X-windows under Unix ; need ANSI compiler
Features:  Multiplayer graphical arcade/adventure game with map editor
Misc:      Servers:   
           sonja.math.virginia.edu 13326
           fermat.dartmouth.edu 13326
           corpse.ecst.csuchico.edu 13326
           beer.csua.berkeley.edu 13326