The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- (Burning) Batsu Ichimonji (48 members)
- (Demon) Hyo Imawano (49 members)
- A.K.I. (10 members)
- Abel (6 members)
- Abobo (30 members)
- Adon (198 members)
- Advance V.G. 2 (20 members)
- Advanced Techniques (1 member)
- Advanced V.G. 2 (452 members)
- Akira (21 members)
- Akira Kazama (66 members)
- Akira Yuki (2 members)
- Akuma (725 members)
- Alec (1 member)
- Alex (53 members)
- Alice (1 member)
- Alice! (9 members)
- Alpha-152 (2 members)
- Alpha2 (213 members)
- Amaterasu (49 members)
- Anakaris (13 members)
- Anarchy Reigns (27 members)
- Andy Bogard (57 members)
- Angel (1 member)
- Anna Williams (8 members)
- Aoi Himezaki (62 members)
- Apocalypse (1 member)
- Arc System Works (5 members)
- Arcana Heart (23 members)
- Area (29 members)
- Arika (1 member)
- Arika Characters (2 members)
- Arika Games (4 members)
- Arika games (7 members)
- Armor King (2 members)
- Armored Spider-man (1 member)
- Art of Fighting characters (7 members)
- Arthur (44 members)
- Articles recommended for deletion (37 members)
- Ash Crimson (7 members)
- Ashrah (2 members)
- Asuka Kazama (7 members)
- Asura Blade: Sword Of Dynasty (0 members)
- Asura Buster: Eternal Warriors (47 members)
- Athena (13 members)
- Athena Asamiya (1 member)
- Aulbath (Rikuo) (10 members)
- Axe (9 members)
- Axel Hawk (108 members)
- Ayane (2 members)