Magic:Storm of Vengeance

Conjuration ( Summoning ) [ Acid, Electricity ]
Level: Clr 9, Drd 9
Innate Level: 9
Component(s): V, S
Casting Time: 1 action
Range: Long (40 meters)
Target: Colossal (10 meter radius)
Duration: 10 Rounds
Counter(s): None
Saving Throw: See Description
Spell Resistance: Yes
Metamagic: Empower, Maximize, Quicken, Silent, Still
Energy Substitution: Yes

The area around the target location is blasted by acid rain and lightning for 10 rounds (60 seconds). Each round, any targets within the area of effect take 1d6 + 1d6 per 6 caster levels of acid damage. Those that fail a Reflex save vs. electricity are struck by lightning, taking an additional 1d6 + 1d6 per 6 caster levels of electrical damage, and are stunned for one round.