Magic:Wall of Greater Dispel Magic

Abjuration
Level: Bard 5, Cleric 8, Druid 8, Sor/Wiz 8
Innate Level: 8
Component(s): Verbal, Somatic
Casting Time: 1 action
Range: Medium
Target: AoE wall 30ft long
Duration: 1 minute/ level
Counter(s): --
Saving Throw: None
Spell Resistance: Yes
Metamagic: Extend
Energy Substitution: No

This spell creates a transparent barrier. Anyone entering the area of effect becomes the target of a Greater Dispel Magic spell.