The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Air Vehicles (0 members)
- Arena (4 members)
- Article management tags (1 member)
- Article management templates (0 members)
- Article stubs (0 members)
- Articles in need of major additions (0 members)
- Articles using Video game reviews template in single platform mode (1 member)
- Articles with hatnote templates targeting a nonexistent page (1 member)
- Artillery Weapons (3 members)
- Base Asset (6 members)
- Belt (32 members)
- BlogListingPage (0 members)
- Blog posts (0 members)
- Browse (3 members)
- Brute (14 members)
- CTF Blitz (6 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Capture and Hold (6 members)
- Capture the Flag (23 members)
- Category templates (0 members)
- Characters (1 member)
- Chasing (0 members)
- Classes (12 members)
- Cleanup (0 members)
- Community (1 member)
- Companies (3 members)
- Content (16 members)
- Copyright (0 members)
- Creative Commons Attribution-ShareAlike 4.0 files (9 members)
- CyberStorm (2 members)
- DPL templates (3 members)
- Deathmatch Arena (3 members)
- Defense (0 members)
- Deployables (11 members)
- Disambiguations (3 members)
- Doombringer (11 members)
- EarthSiege (3 members)
- Earthsiege (11 members)
- Empty templates on articles (5 members)
- Equipment (10 members)
- Errors reported by Module String (1 member)
- Explosive Weapons (58 members)
- Fiction (40 members)
- File management templates (1 member)
- File namespace templates (1 member)
- Files (3 members)
- Formatting and function templates (2 members)
- Formatting templates (1 member)
- Game Modes (6 members)