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)- 3D renders (15 members)
- About Metal Slug (3 members)
- Aliens (6 members)
- All articles with unsourced statements (0 members)
- Another Story (Metal Slug Attack) (9 members)
- Arabians (4 members)
- Article management templates (8 members)
- Article stubs (106 members)
- Articles with unsourced statements (1 member)
- Artwork (335 members)
- Backgrounds (13 members)
- BlogListingPage (0 members)
- Blog posts (22 members)
- Bosses (121 members)
- Box Art (31 members)
- CC-BY files (0 members)
- Candidates for deletion (62 members)
- Card Fighters Clash cards (4 members)
- Card Fighters DS cards (7 members)
- Category templates (33 members)
- Characters (286 members)
- Citation templates (1 member)
- Collaborations (1 member)
- Combat School (13 members)
- Community (3 members)
- Compilations (3 members)
- Content (18 members)
- Copyright (2 members)
- Derivative sprites (4 members)
- Developer and Publisher logos (6 members)
- Developers and Publishers (7 members)
- Disambiguations (7 members)
- Discontinued Games (6 members)
- Enemies (177 members)
- Events (12 members)
- Faction icons (9 members)
- Factions (21 members)
- Female characters (170 members)
- Forums (6 members)
- Gallery (1 member)
- Game-specific content (5 members)
- Game logos (62 members)
- Game modes (1 member)
- Gameplay Elements (36 members)
- Games (69 members)
- General wiki templates (24 members)
- Helicopters (5 members)
- Help (6 members)
- Help desk (2 members)
- Hidden categories (2 members)