Ghostbane Dirge

Transmutation
Level: Artificer * 2, Bard * 2, Cleric */Oracle * 2, Inquisitor * 2, Paladin * 1, Shaman * 2
Components: V, S, M/DF (an old reed from a wind instrument)
Casting Time: 1 Standard Action
Range: close (25 ft. + 5 ft./2 levels)
Target: one incorporeal creature
Duration: 1 round/level
Saving Throw: Will negates
Spell Resistance: yes
  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.