The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Albums (2 members)
- Arcs (0 members)
- Blog posts (1 member)
- Books (2 members)
- Bosses (29 members)
- Browse (7 members)
- Candidates for deletion (0 members)
- Characters (45 members)
- Content (2 members)
- Disambiguations (0 members)
- Episodes (2 members)
- Events (6 members)
- General wiki templates (1 member)
- Help (0 members)
- Images (2 members)
- Infobox templates (1 member)
- Items (3 members)
- Locations (9 members)
- Maintenance (1 member)
- Music (208 members)
- Pages with broken file links (3 members)
- Placeholders (0 members)
- Quests (2 members)
- Template documentation (29 members)
- Templates (32 members)
- Templates/Infobox (7 members)
- Templates/Navbox (1 member)
- Templates/Quote (1 member)
- Utility templates (1 member)