Nikoletta's Shop

A sign is pinned to the door, somewhat askew and enthusiastically decorated with swirls in random colours.

"Nikoletta Temesvári. Charms, Trinkets, Wards and Artifice. Still setting up shop, limited items available."

Alchemy

Stormcaller's Gem (5p ea.)

Spending ten seconds rubbing this piece of amber with a cloth will cause a peal of thunder to ring out. It can be used repeatedly, but the magic will fade a few days after it is used. Side-effect: Nondamaging but painful electrical shocks