For the following games:
genessia - No apps, no AC, slowly unfolding metaplot with world-building, adventures, mysteries. VERY villain-friendly.
rubycity_rp - Floating island jamjar, fantastic players and CR.
maisondeportes - Intensive horror/mystery, very detailed and involved!

BLEACH
Have: Orihime Inoue (genessia, rubycity_rp, proximabeta, and maisondeportes [also has Sousuke Aizen, Hollow Ichigo, and Masaki Kurosaki])
Want: Grimmjow, Ichigo Kurosaki, Rukia Kuchiki, Sado Yasutora, Uryuu Ishida, Kon, Tatsuki Arisawa, Sora Inoue, Rangiku Matsumoto, Ulquiorra, Sousuke Aizen (taken at maisondeportes)

DR. HORRIBLE'S SING-ALONG BLOG
Have: Captain Hammer (genessia)
Want: Dr. Horrible, Bad Horse, Penny

FULLMETAL ALCHEMIST
Have: Lust (original anime) (genessia)
Want: Envy, Gluttony, Greed, Roy Mustang, Scar

MEGA MAN
Have: Dr. Albert Wily, Harpuia (genessia)
Want: Copy X, Dr. Light, Fefnir, Leviathan, Phantom, Sigma, Weil, X, Zero

PERSONA 4
Have: Chie Satonaka, Naoto Shirogane, Ryotaro Dojima, Yosuke Hanamura, Yu Narukami (rubycity_rp)
Want: Kanji Tatsumi, Rise Kujikawa, Teddie, Tohru Adachi, Yukiko Amagi

RWBY
Have: Adam Taurus, Blake Belladonna, Glynda Goodwitch, Jaune Arc, Lie Ren, Nora Valkyrie, Professor Ozpin, Pyrrha Nikos, Ruby Rose, Sun Wukong, Weiss Schnee, Yang Xiao Long (genessia)
Want: Penny, Roman Torchwick

SAILOR MOON
Have: Sailor Mars, Sailor Moon (genessia), Sailor Venus rubycity_rp
Want: Sailor Mars (Ruby City), Sailor Moon (Ruby City), Sailor Venus (Genessia), Sailor Mercury, Sailor Jupiter, Sailor Uranus, Sailor Neptune, Sailor Pluto

STAR TREK (2009/Into Darkness)
Have: Gaila, James T. Kirk, (genessia)
Want: Dr. Bones McCoy, Nyota Uhura, Montgomery Scott, Carol Marcus, Hikaru Sulu, Pavel Chekov, Christopher Pike, George Kirk, John Harrison/Khan Noonan Singh

I also have an OC (broken_trifecta), a widowed modern-day mage, and I'd love it if someone wanted to create an OC or take up one from her setting to hang around with. Let me know!