Specifics: This power, bestowed by the Ritual of Purification, creates an immobile 5' wide cylinder of light that lasts for four seconds. Any undead or outsider that enters into the cylinder of light suffers 1 point of fire damage per character level of the caster per second. If any victim of this power is also within the area of effect of the Web of Purity, the damage of the Cleansing Nova is applied to all victims of that same Web of Purity. Use: Selected. This feat can be used once a day. This ability works differently than described: 3) This ability is subject to spell resistance.