The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Axel (1 member)
- Aya (1 member)
- B link cards (468 members)
- Babbage (1 member)
- Badamhatan (1 member)
- Bahram Luger (1 member)
- Bang (1 member)
- Barbara (1 member)
- Barbarosa Rugner (3 members)
- Barge (1 member)
- Basil (1 member)
- Bastan (1 member)
- Battles (15 members)
- Bazarte Lugam (1 member)
- Beaga (1 member)
- Beast cards (74 members)
- Beavers (6 members)
- Beecham (1 member)
- Belcoot (1 member)
- Beltha (1 member)