Half_Bl00d is part of 68 clubs
- ♥Yuuki x Zero Fanclub♥ [NEW] Member Cards [ O P E N ]
- "Not Yet Aired" Club
- 11eyes
- akatsuki club
- Alucard Fan Group
- Angel Beats!
- Anime Dimenzija
- Anime@Balkan
- 『岸本あやせ 』-FES- fc
- Black and White Classics
- C.C. FanClub~
- Card Store [CLOSED]
- Club for the Appreciation of Hellsing
- Code Geass - Lelouch of the Rebellion
- Code Geass vs. Death Note
- Creepy Anime/Manga Club
- D.Gray-Man
- D.Gray-Man Fanclub
- Dance in the Vampire Bund
- Death Note Fanclub
- Devil May Cry
- Durarara!! Fanclub
- Fate/Grail Royale
- Fullmetal Alchemist Brotherhood
- Girls with Blades FC!
- Girls With Guns FC
- Higurashi no Naku Koro ni
- Hiiragi Kagami
- Hiiragi Kagami's Shrine
- Hitagi Senjōgahara Fanclub.
- Inu x Boku SS Fanclub [episode 13 is available]
- Izaya Orihara Fanclub
- Kallen Stadtfeld/Kozuki Fans
- Kara no Kyoukai
- Ka~ Cards Club
- Konata fan club
- Kuroshitsuji Central
- Kuudere, Dandere & Emotionless Girls Lovers
- MAL Theme Club
- MAL's Bookclub
- Maria Ushiromiya Fanclub
- Member Card Collectors (MCC)
- Member Cards Addiction
- Neko-Mimi Lovers
- Noizi Ito Fanclub
- Ookami kakushi
- Pavli's Spa Center (P.S.C.) ✩★
- Ponytail/Pigtail Fan Club
- Purple Hair Club
- Random Cards Club (R.C.C)
- Ryukishi07 Fan Club
- Shakugan no Shana
- Shana Fanclub
- Soul Eater Club
- Surreal Anime
- Suzumiya Haruhi Fan Club
- Take a Poll Club
- Tengen Toppa Gurren Lagann
- The Claymore Club
- The Shirayuki Mizore Fanclub
- The SILVER*BLACK Organization
- Tsundere Club
- Umineko no Naku Koro ni
- Vampire Fanclub!
- Vampire Knight and Vampire Knight Guilty Fan Club
- Viva Ni Pah! The Rika Furude Fan Club
- ~Pink and Red~ Hair Anime Characters
- ~~Lelouch & C.C The Most Perfect Couple On Earth~~