Rorick's Rune of Light

Rorick's Rune of Light
Caster Level(s): Sor / Wiz 1 Innate Level: 1 School: Evocation Component(s): Verbal, Somatic Range: Medium Area of Effect / Target: 20 ft. Duration: 2 hours/level Save: No Spell Resistance: No

Rune of Light triggers a brief flash of light each time a creature of tiny or larger size enters the warded area or touches it. The light lasts for 1 round. Ethereal or astral creatures do not trigger the rune. This spell functions as an invisible area of effect and is subject to being dispelled.