Dispel Undead 
Base Level: 3 Guilds: Cleric, Warlock (6) , Paladin (9) 
Required Stats: 12 Int, 12 Wis, 10 Con, 10 Dex - Only affect undead. 
COMBAT Spell, Will cause up to 8 monsters in 4 groups damage or death.
A useful spell when attacked by Undead.  Any targets affected by this spell will instantly break down and become dust. 

Dispel Elemental 
Base Level: 4 Guilds: Cleric, Warlock (8) , Paladin (12) 
Required Stats: 15 Int, 15 Wis, 14 Con, 16 Dex  -  Only affects elementals. 
COMBAT Spell, Will cause up to 8 monsters in 4 groups damage or death.
Even though the true nature of most Elemental creatures is unknown, this spell is said to act much like Dispel Undead, as it breaks apart the Elemental targets and turns them back into the elements from which they came.