srd
SRD
Shifter’s Sorrow: This +1/+1 two-bladed sword has blades of alchemical silver. The weapon deals an extra 2d6 points of damage against any creature with the shapechanger subtype. When a shapechanger or a creature in an alternate form (such as a druid using wild shape) is struck by the weapon, it must make a DC 15 Will save or return to its natural form.
Strong transmutation; CL 15th; Craft Arms and Armor, baleful polymorph; Price 12,780 gp; Cost 6,780 gp + 480 XP; Weight 10 lb.
Open Game Content from the System Reference Document 3.5, used under the Open Game License 1.0a.