This spell summons up air spirits to seek out any group or place the Mage knows the location of, there to produce whispered voices and cries, up to 20 at once, from behind doors, over walls, through trees, and so forth, imitation as they do so the voice of any creature that the Mage has heard The maddened spirits of the air are themselves maddening to hear and all who hear them must take a Fear 12 attack if the Mage so wishes it, though they cannot imitate anything else while doing so. The spirits dissipate after 10 minutes.
Blood+1 insanity or +5 minutes duration per blood level.