Fire Rune

Fire Rune is a common Rune.

Lore
(...)

Specials

 * Rune:
 * Apply to target Item or Zone.
 * On Item: All physical damage dealt by that item becomes Fire damage, also if it touches an enemy deal AL d4 damage to it.
 * On Zone: On activation, produce a flame that lasts 1d6 rounds and deal AL d6 damage to any target over it.

Runecraft
Fire salts + any Crystal.