Decompose Corpse

Necromancy
Level: Artificer * 1, Cleric */Oracle * 1, Druid * 1, Hunter * 1, Sorcerer */Wizard * 1, Warlock * 1
Components: V, S, M (a pinch of dried toadstool)
Casting Time: 1 Standard Action
Range: touch
Target: one corpse or corporeal undead
Duration: instantaneous or 1 minute; see text
Saving Throw: Fortitude negates (object)
Spell Resistance: yes (object)
  Using this spell, the caster rapidly decomposes the flesh from a single corpse of size Huge or smaller, leaving behind a perfectly cleaned skeleton. If it is cast on a non-skeletal corporeal undead, the creature takes a -2 penalty on all rolls and to its Armor Class and CMD for 1 minute.