This spell is related to Shriek and Witch Wail. With this spell, the caster lets loose a scream of profound terror and sadness. Anyone within the area of effect must make a save vs. spells to avoid the effects.
The Netbook of Witches and Warlocks
By Timothy S. Brannan and The Netbook of Witches and Warlocks Team
Enchantment Compulsion [sonic]
Level: Witch 5, Bard 5, Sorcerer/Wizard 6
Components: V S
Casting Time: 1 round
Target, Effect, Area: 15- radius per level
Duration: 1 minute
Saving Throw: See text
Spell Resistance: Yes
Creatures 5 hit dice/levels or lesser must succeed a fortitude save or take 6d6 points of sonic damage, fort save for half. Creatures greater than 5 hit dice/level take 4d6 points of damage or save for half. Anyone who fails their save is treated as if they were subject to a Shriek or Fear spell, suffering the -2 to attack rolls, armour class, and skill checks.
In addition, this spell will shatter any glass or crystal object. Magical glass or glass-like creature are granted a Fort save to prevent taking 1d6 points of damage per caster level (save for half) regardless of their hit dice.
This spell can effect undead and any creatures that are unaffected by mind effecting spells. However they remain unaffected by the spell’s fear effects.