The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Articles in need of cleanup (61 members)
- Articles in need of updating (64 members)
- Articles requiring competitive expertise (136 members)
- BBCT Character (12 members)
- Battle Fantasia (0 members)
- BlazBlue (8 members)
- BlazBlue/Characters (36 members)
- Candidates for deletion (1 member)
- Characters (6 members)
- Ddt1 (15 members)
- Ddt2 (15 members)
- Documentation templates (202 members)
- Dragon Ball FighterZ (0 members)
- Formatting templates (6 members)
- GBVS Characters (24 members)
- Granblue Fantasy (0 members)
- Granblue Fantasy Versus (0 members)
- Granblue Fantasy Versus/Characters (28 members)
- Guest Characters (10 members)
- Guilty Gear (188 members)
- Guilty Gear/Characters (39 members)
- Gundam VS (50 members)
- Hidden categories (3 members)
- Hokuto no Ken (2 members)
- Infobox templates (25 members)
- Kings Field (1 member)
- Limbus Company (131 members)
- Limbus Company Ego Data (45 members)
- Limbus Company Enemy (8 members)
- Limbus Company Identity Data (58 members)
- Lua metamodules (1 member)
- Lunalu (0 members)
- Main page templates (10 members)
- Maintenance (8 members)
- Mobile Suit Gundam EXTREME VS. Maxi Boost ON (199 members)
- Modules that add a tracking category (1 member)
- Pages using TabberTransclude parser tag (1 member)
- Pages using Tabber parser tag (639 members)
- Pages using duplicate arguments in template calls (2 members)
- Pages with broken file links (485 members)
- Pages with script errors (4 members)
- Persona 4: Arena (41 members)
- Persona 4 Arena/Characters (22 members)
- Stubs (391 members)
- Templates imported from Wikipedia (14 members)
- Templates with bad documentation (0 members)
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- Typing-aid templates (6 members)
- Under Night In-Birth (1 member)
- Under Night In-Birth/Characters (12 members)