The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Mutated Toa (AMG) (1 member)
- Mutation/Fusion (BZPRPG) (1 member)
- N/A Elementals (BZPRPG I) (1 member)
- N/A Elementals (ToS) (1 member)
- NA Elementals (AMG) (2 members)
- NA Elementals (A Midnight Grey) (1 member)
- NBZP (22 members)
- NEX (4 members)
- NPC (6 members)
- NPCs (2 members)
- Native Tech (BZPRPG III) (1 member)
- Navigation Templates (0 members)
- Neutral (3 members)
- Neutral Evil (1 member)
- Neutral Good (7 members)
- News Organizations (BZPRPG III) (1 member)
- Night Ride (1 member)
- Night of Infinity (3 members)
- Nitro Frost (6 members)
- Nogan (BZPRPG) (1 member)
- Nogan (BZPRPG I) (1 member)
- Non-BZPRPG Canon (3 members)
- Non-Elementals (75 members)
- Non-Playable Species (Bara Magna (Series)) (1 member)
- Nonbinary Characters (1 member)
- None. See power. Elementals (BZPRPG) (1 member)
- None Characters (BZPRPG) (2 members)
- None Elementals (BZPRPG) (4 members)
- Nui-Jaga (1 member)
- Objects (24 members)
- Objects (BM) (0 members)
- Objects (BZPRPG III) (7 members)
- Objects (Bara Magna) (0 members)
- Objects (NBZP) (1 member)
- Objects (SK) (0 members)
- Oblivion's Embrace (3 members)
- Occupations (1 member)
- Occupations (BZPRPG III) (3 members)
- Officers (17 members)
- Oil (at a toa level) Elementals (BZPIII) (1 member)
- Onu-Koro (7 members)
- Onu-Matoran (11 members)
- Onu-Toa (5 members)
- Onu-Wahi (7 members)
- Operational (BZPRPG III) (1 member)
- Organizations (ACD) (1 member)
- Outposts (BZPRPG) (1 member)
- Outsiders (11 members)
- Pages using duplicate arguments in template calls (1 member)
- Pages with broken file links (70 members)