Casting Time 1 standard action
Components V, S, M/DF (an old reed from a wind instrument)
The target coalesces into a semi-physical form for a short period of time. While subject to the spell, the incorporeal creature takes half damage (50%) from nonmagical attack forms, and full damage from magic weapons, spells, spell-like effects, and supernatural effects.
Ghostbane Dirge, Mass
Targets one incorporeal creature/level, no two of which can be more than 30 ft. apart
This spell functions as ghostbane dirge, except that it affects multiple targets.
Advanced Player’s Guide. Copyright 2010, Paizo Publishing, LLC; Author: Jason Bulmahn.