The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (1 member)
- Browse (6 members)
- Candidates for deletion (9 members)
- Characters (16 members)
- Coin Levels (4 members)
- Community (4 members)
- Content (0 members)
- Enemies (11 members)
- Episodes (1 member)
- Face-Off Games (14 members)
- Forums (3 members)
- Games (7 members)
- Help (4 members)
- Help desk (1 member)
- Images (4 members)
- Level 1 (5 members)
- Level 2 (9 members)
- Mikey's World (14 members)
- Pages with broken file links (1 member)
- People (2 members)
- Places (2 members)
- Policy (2 members)
- Pong-Typed Games (3 members)
- Season 1 Levels (2 members)
- Season 2 Levels (5 members)
- Shooter Games (2 members)
- Side-Scrolling Games (3 members)
- Side-Scrolling Levels (4 members)
- Site administration (3 members)
- Spaces (9 members)
- Template documentation (11 members)
- Templates (12 members)
- The Pilot (4 members)
- Video Zone Levels (19 members)
- Videos (5 members)
- Watercooler (1 member)
- Wizard (4 members)