The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Size 7 creatures (11 members)
- Size 8-10 creatures (1 member)
- Size 8-15 creatures (1 member)
- Size 8 creatures (14 members)
- Size 9-10 creatures (10 members)
- Size creatures (0 members)
- Skeletal undead creatures (6 members)
- Skills (312 members)
- Skin (4 members)
- Slow abilities (90 members)
- Slow skills (35 members)
- Slow spells (45 members)
- Small equipment (85 members)
- Snagging equipment (0 members)
- Snakes (5 members)
- Sniper fighting style weapons (2 members)
- Somatic component abilities (68 members)
- Somatic component skills (12 members)
- Somatic component spells (51 members)
- Special abilities (212 members)
- Special damage types (3 members)
- Special properties (4 members)
- Special spells (16 members)
- Specializations (0 members)
- Specialty swords (6 members)
- Specialty weapons (6 members)
- Spectral undead creatures (23 members)
- Speed drakes (15 members)
- Spell target abilities (25 members)
- Spell target skills (10 members)
- Spell target spells (2 members)
- Spells (167 members)
- Spiders (13 members)
- Spigas (6 members)
- Spiritual effects (66 members)
- Spiritually powered abilities (65 members)
- Spiritually powered skills (21 members)
- Spiritually powered spells (4 members)
- Standard abilities (426 members)
- Stealing effects (8 members)
- Stingers (5 members)
- Stinging equipment (5 members)
- Storm Mage class abilities (32 members)
- Storm Mage class skills (16 members)
- Storm Mage class spells (17 members)
- Storm element abilities (55 members)
- Storm element skills (4 members)
- Storm element spells (33 members)
- Storm elemental creatures (7 members)
- Strike delivery abilities (30 members)