==== Thicken Air ==== **Thicken Air** **Tradition**: [[Alchemy]] **Rank:** Master **Castings:** 1 **Duration:** 1 hour Thick, gray fog spreads throughout each space and then hangs there, unmoving. The fog fills each target space with heavy obscurement and challenging terrain. Any creature in a target space becomes confused, slowed, vulnerable, and weakened for as long as it remains in the space.