The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Abilities (66 members)
- Ability Users (68 members)
- Ace Battles (1 member)
- Administration (2 members)
- Akatsuki Comics (14 members)
- Akiko Yosano Battles (6 members)
- Alexander Pushkin Battles (1 member)
- American Volume Covers (23 members)
- André Gide Battles (3 members)
- Animated GIF (185 members)
- Anime (18 members)
- Anime Dub Reports (2 members)
- Anime Promotional Videos (18 members)
- Anthology (8 members)
- Archives (6 members)
- Argentinian Volume Covers (6 members)
- Armed Detective Agency (14 members)
- Armed Detective Agency vs. Port Mafia Arc Battles (0 members)
- Arthur Rimbaud Battles (1 member)
- Article management templates (4 members)
- Article stubs (0 members)
- Atsushi Nakajima Battles (20 members)
- Audios (3 members)
- Azure Apostle Arc Battles (3 members)
- Azure Apostle Arc Episodes (2 members)
- BEAST Atsushi Nakajima Battles (1 member)
- BEAST Battles (6 members)
- BEAST Chapter 10 images (9 members)
- BEAST Chapter 11 images (4 members)
- BEAST Chapter 12 images (7 members)
- BEAST Chapter 13 images (6 members)
- BEAST Chapter 14.2 images (5 members)
- BEAST Chapter 14 images (6 members)
- BEAST Chapter 15 images (7 members)
- BEAST Chapter 16 images (17 members)
- BEAST Chapter 17 images (8 members)
- BEAST Chapter 18 images (7 members)
- BEAST Chapter 19 images (11 members)
- BEAST Chapter 1 images (14 members)
- BEAST Chapter 20 images (11 members)
- BEAST Chapter 21 images (13 members)
- BEAST Chapter 22 images (11 members)
- BEAST Chapter 2 images (10 members)
- BEAST Chapter 3 images (11 members)
- BEAST Chapter 4.1 images (6 members)
- BEAST Chapter 4.2 images (4 members)
- BEAST Chapter 5 images (13 members)
- BEAST Chapter 6 images (7 members)
- BEAST Chapter 7 images (10 members)
- BEAST Chapter 8 images (5 members)