This is drawn from real-world folklore: "cold iron" works against fey, and witch charms, and other magic.
Sacred? Depends on your beliefs. Alchemists say it's an inherent characteristic of the material, nothing to do with divinity at all. Priests would disagree.#Realmslore— Ed Greenwood (@TheEdVerse) February 13, 2021
Is that coincidence, or Iron has some sacred meaning as a metal?
