X-Men
Genesis-X RPG, The Real X-Men, The Uncanny X-Men RPG, The X-RP, Themed, X-Factor, X-Men: Dark Evolutions, X-Men: Front Lines, X-Men: The Gifted
Young Just Us Teen Titans.
[Messageboards] Superhero roleplaying based on DC comic characters. Rules, forums, available and taken hero listings.