Eternal Slumber

This spell returns an undead to death and prevents any returning. Roll 5d10's the total is how many hit points of creatures this spell can affect. Creatures within 20 feet of a point you choose within range are affected in ascending order of their current hit points (ignoring all conditions).

This spell targets Cadaverous, Skeletal, and Incorporeal undead. However it must be up cast at higher levels to effect more powerful undead. (ie. at 3 level you can kill a few ghost's however a wrath might withstand the spell)

All Undead will be affected by this spell.  Be it taking damage(weaking or destroying)

At Higher Levels. When you cast this spell using a spell slot of 5th level or higher, roll an additional 2d10 for each slot level above 3rd.