Undeath to Death

SchoolNecromancy
LevelClr 6, Sor/Wiz 6
ComponentsV, S, M/DF
AreaSeveral undead creatures within a 40-ft.-radius burst
Saving ThrowWill negates

This spell functions like circle of death, except that it destroys undead creatures as noted above.

Material Component

The powder of a crushed diamond worth at least 500 gp.