If the target of this ritual is undead, it is incapable of Regeneration effects and Reanimation effects while this ritual is being cast. In addition, any Regeneration effects or Reanimation effects that target them during Fizzle during this time.
When this ritual is completed, make a priest check to see if the undead target is destroyed. The check's DC is typically equal to the Battle Rating of the target's undead type.