The blackboard of the middle ages
A brightly colored ink that hardens the skin.
A small, ordinary looking red pouch that deters all but the most skilled thieves.
This thick sauce, usually a condiment on the platters of the rich, has found a niche in the equipment of thieves.
Imagine that all the humanoid and demi-human laguages are actually the same, but pronounced with outrageous accents and bizarre idiom. All the elves have a French accent, all the Dwarves have Swedish, Dragons have a Pakistani accent...