The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)- 1-star (4 members)
- 12F (11 members)
- 1st Anniversary Celebration (1 member)
- 2-star (5 members)
- 3-star (21 members)
- 4-star (49 members)
- 5-star (100 members)
- 6-star (52 members)
- AP (0 members)
- A Walk in the Dust (27 members)
- Aak (15 members)
- Abjurer Supporter (2 members)
- Absinthe (46 members)
- Abyssal Hunters (4 members)
- Aciddrop (11 members)
- Adnachiel (9 members)
- Aegir (2 members)
- Aerial Threat (5 members)
- Akafuyu (11 members)
- Allies (3 members)
- Alternate Operator (3 members)
- Alternative Operator (1 member)
- Ambriel (11 members)
- Ambusher Specialist (4 members)
- Amiya (76 members)
- Ancient Forge (13 members)
- Andreana (13 members)
- Angelina (17 members)
- Anime (1 member)
- Annihilation (8 members)
- Annihilator Sniper (0 members)
- Anniversaries (2 members)
- Ansel (11 members)
- AoE Caster (0 members)
- AoE Sniper (0 members)
- Aosta (11 members)
- April (9 members)
- April Fools images (3 members)
- Archetto (13 members)
- Archive images (20 members)
- Arene (10 members)
- Arknights Wiki (1 member)
- Arknights Wiki images (8 members)
- Artificer Supporter (1 member)
- Artilleryman Sniper (5 members)
- Arts Defender (0 members)
- Arts Fighter Guard (5 members)
- Arts Guard (0 members)
- Arts Protector Defender (3 members)
- Asbestos (11 members)