Genesis-X RPG [Messageboards] Based in the future just after a war involving humans and mutants. [Game no longer active. Archived posts may be of interest.] http://www.geocities.com/oldrpg/frame.html

Themed [Messsageboards] Based on X-Men comics. Available character list, biographies and rules. http://themed.proboards19.com/index.cgi

X-Men: Front Lines [PBEM] Set years after the evolutionary wars. Roster, character application form and background storyline. http://www.sb254.com/sims/frontlines/

The Uncanny X-Men RPG [Messageboards] Freeform roleplaying setting. Rules, how to join, available characters and staff list. http://pub5.ezboard.com/btheuncannyxmenrpg

X-Men: Dark Evolutions [Messageboards] Based on core Marvel universe set in Salem Center, New York. Players can play Marvel and original characters. http://p200.ezboard.com/bxmendarkevolutionsrpg

X-Factor [Messageboards] Set just after "X-Men Reload" takes place. Canon characters only. Available character list, rules and application template. http://p210.ezboard.com/bxaviersdream

The X-RP [Messageboards] Freeform roleplaying inspired by the Uncanny X-Men comic series. All characters are original, rather than canon, and are assigned a power by GMs on acceptance. Includes rules, character biographies and how to apply. http://www.fengs-shui.com/xrp/xmen.html

X-Men: The Gifted [Messageboards] Players roleplay characters enrolled at Professor Xavier's School for the Gifted. Canon characters are not permitted to be played. http://members.lycos.co.uk/rpgxmen/xmenrpg/

The Real X-Men [Messageboards] Roleplay a member of the X-Men. Rules and available characters. Game played in a Yahoo! group. http://therealx-men.tripod.com/main.htm

Young Just Us Teen Titans. [Messageboards] Superhero roleplaying based on DC comic characters. Rules, forums, available and taken hero listings. http://s4.invisionfree.com/YJUTT/index.php