An alternate universe roleplay based off of the One Piece series.
Fate/STEIGEN, an fate/series-based RPG.
Fan forum for the Black Dagger Brotherhood series, the Dark Hunter series, and whatever else comes to mind.
An RPG site that is based off of Rick Riordan's Percy Jackson series! Come join Camp Half-Blood and RP, chat, and meet new campers! Have fun and watch out for monsters!
A fan forum dedicated to PBS / Marc Brown's Arthur series.
Midnight Breed Rising is a roleplaying group based off Lara Adrian's Midnight Breed Series. We are not affiliated with Lara Adrian. Thank you for joining us.
An immersive, active role-play website based on the "Warriors" series by Erin Hunter, though the characters are wolves.
Ace Combat: Legends is dedicated to all things Ace Combat, with an emphasis on Play-by-Post RPGs centered on the arcade flight combat video game series.
Roleplaying site based on the Gone series by Michael Grant.
A fantasy role play site inspired by the Game of Thrones and A Song of Ice and Fire series. Choose your house and live or die in Westeros. by your own choices.
Here at the Legend of Kingdom Hearts, we seek to deliver a forum unlike most others: with a blend of fanfics, challenges tournaments, and many, MANY other things, this forum wants the members to be as happy as can be. We hope you enjoy your stay!!
This is a mixed RPG forum, combining multiple instances of other series. (Pretty much whatever is approved by the staff for use on the forum. )
A roleplay based on A Song of Ice and Fire books and takes place before the Game of Thrones series. The roleplay takes place during the "Era of the Old King".
Discussion of Gerry Anderson's science fiction series Space 1999 starring Martin Landau, Barbara Bain, Barry Morse, Catherine Schell, Nick Tate, Prentis Hancock, Zienia Merton.
Dirt track classifieds, tracks, series and news
Based off of the Yugioh Series GX, duel and have fun among all else.
RWBY: Into The Fray is a roleplay site based off the series RWBY. Come join us at Vale and learn to hunt monsters!
Wotf is a fun website, based on Erin Hunter's Warriors series.
Welcome to a community designed for you to share what God is placing upon your hearts through your experiences that shall impact the nations. Identity in..process.
Mystic Warrior Cats RP is a kid friendly role play forum, based off of the series Warriors by Erin Hunter
This is a website for the castle fans out there. This website is based on the hit tv crime drama series Castle.
For Conlangers, world-builders and lovers of Compile Heart games, Fallout series and Jurchen-Manchu language.
Trained To Kill is a new clan that is based upon the call of duty series. We are an online ps3 group that play call of duty:modern warfare, call of duty: world at war, and to soon be playing modern warfare 2 online!
The official forum ( site ) of the GTA SA machinima series "The Rise Of Crime"
Sonic Multiverse is a fan-forum made for the sole purpose of reuniting fans of the series be it the games, comics, and or cartoons it is a free non-paying website.
The LOSAS multi-game forum
This forum is going to be just like the wizarding school from the Harry Potter Series -- Hogwarts. You can take classes, participate in quidditch, and so much more!
Free forum : Based on the books in the tapestry series
Free forum : Create your own character from the popular video game series, inFamous. Wether it be a conduit with amazing powers, a powerful gang member, or an ordinary civilian. Removed on: 27/12/2015
Free forum : This is a text based simulation of the Avatar world from ATLA that is fully up to date with the completion of the series. Anything can be done.