Magical weapons in the Shadowrun Universe are weapon foci (plural of focus). Each is specifically made and bound to particular owner. Only magically active characters can wield weapon foci. Each focus must have some orichalcum in it, here it is folded into the steel of the blade. Orichalcum is a mythic Atlantean metal that glows yellow-orange in is said to be a magical combination of copper, gold, silver, and mercury.