Air Bubble
Spell 1AirConjurationSource Core Rulebook pg. 316 2.0Traditions arcane,
divine,
primalCast 
verbal;
Trigger A creature within range enters an environment where it can't breathe.
Range 60 feet;
Targets the triggering creature
Duration 1 minute
A bubble of pure air appears around the target's head, allowing it to breathe normally. The effect ends as soon as the target returns to an environment where it can breathe normally.