When killed, this NPC can drop:

• Fire Arachnid Silk (Combinable)
• Charred Arachnid Thorax (Combinable)
• Burnt Silk (Combinable)
• Blistered Arachnid Legs (Combinable)
• Diamond (Combinable)
• Blue Diamond (Combinable)
• Phosphorous Powder (Combinable)
• Spectral Parchment (Misc)
• Glyphed Rune Word (Misc)
• Potion of Molten Lava (Combinable)
• Obsidianwood Sap (Combinable)
• Knight's Gleaming Mace (1H Blunt)
• Obsidian Battle Sword (1H Slashing)