 Skin of Gralvalon | — | Creature Products | 0 | 1.85 |
 Skin of Malvaroth | — | Creature Products | 0 | 1.6 |
 Skin of Twisterror | — | Creature Products | 0 | 1.7 |
 Skinning Knife | Other | Quest Items | 0 | 8 |
 Skull (Item) | Other | Rubbish | 0 | 21.8 |
 Skull (Quest) | Other | Quest Items | 0 | 19 |
 Skull Belt | — | Creature Products | 80 | 1.16 |
 Skull Cabinet | Decoration | Furniture | — | — |
 Skull Candle | — | Light Sources | 0 | 22 |
 Skull Coin | Other | Quest Items | 12,000 | 0.25 |
 Skull Fetish | — | Creature Products | 250 | 4.4 |
 Skull Helmet | Equipment | Helmets | 40,000 | 42 |
 Skull of a Caveman | Other | Quest Items | 0 | 21.8 |
 Skull of Ratha | Other | Quest Items | 250 | 21.8 |
 Skull Shatterer | — | Creature Products | 170 | 3.8 |
 Skull Staff | Weapons | Club Weapons | 6,000 | 17 |
 Skull Tendril | — | Creature Products | 650,000 | 10 |
 Skull Torch | — | Wall Hangings | — | — |
 Skullcracker Armor | Equipment | Armors | 18,000 | 110 |
 Skullcrusher | Weapons | Club Weapons | 0 | 120 |
 Skullfrost Figurine | Decoration | Decorations | 0 | 6.5 |
 Skunk Soul Core | Other | Soul Cores | 0 | 10 |
 Skunk Tail | — | Creature Products | 50 | 1.05 |
 Sky Cake Carpet | Decoration | Floor Decorations | — | — |
 Sky Tibia Carpet | Decoration | Floor Decorations | — | — |
 Slayer of Carving | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Carving (Charged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Carving (Heavily Charged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Carving (Overcharged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Destruction | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Mayhem | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Mayhem (Charged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Mayhem (Heavily Charged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Mayhem (Overcharged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Remedy | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Remedy (Charged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Remedy (Heavily Charged) | Weapons | Sword Weapons | 0 | 70 |
 Slayer of Remedy (Overcharged) | Weapons | Sword Weapons | 0 | 70 |
 Sleep Shawl | Equipment | Amulets and Necklaces | 0 | 4.3 |
 Sleeping Mat | Decoration | Furniture | — | — |
 Slightly Rusted Armor | Other | Valuables | 0 | 120 |
 Slightly Rusted Helmet | Other | Valuables | 0 | 52 |
 Slightly Rusted Legs | Other | Valuables | 0 | 70 |
 Slightly Rusted Shield | Other | Valuables | 0 | 65 |
 Slime (Liquid) | — | Liquids | 0 | 1.8 |
 Slime (Purple) | — | Natural Tiles | — | — |
 Slime Gobbler | — | Tools | 0 | 10 |
 Slime Heart | — | Creature Products | 160 | 1.8 |
 Slime Mould | — | Creature Products | 175 | 3 |
 Slime Slide | — | Teleporters | — | — |