Incendiary FogSpell 5
Source Pathfinder #177: Burning Tundra
Traditions Arcane, Primal
Cast (material, somatic, verbal)
Area 20-foot burst
Range 120 feet
Duration 1 minute
Saving Throw basic Reflex
You summon a cloud of flammable black dust. The cloud functions as Obscuring Mist. If any open flame or fire effect is within the spell's area when it's cast, or later enters or occurs within the area, the cloud ignites. Creatures in the cloud take 10d6 fire damage (basic Reflex save), and the spell ends.
Traits
This rarity indicates that a rules element is very difficult to find in the game world. A rare feat, spell, item or the like is available to players only if the GM decides to include it in the game, typically through discovery during play. Creatures with this trait are rare. They typically can't be summoned. The DC of Recall Knowledge checks related to these creatures is increased by 5.
ConjurationEffects and magic items with this trait are associated with the conjuration school of magic, typically involving summoning, creation, teleportation, or moving things from place to place.
FireEffects with the fire trait deal fire damage or either conjure or manipulate fire. Those that manipulate fire have no effect in an area without fire. Creatures with this trait consist primarily of fire or have a magical connection to that element.