Divinity LeechSpell 9
Source Pathfinder #162: Ruins of the Radiant Siege
Traditions Arcane, Occult
Cast

Range 30 feet
Target 1 creature
Duration 1 minute
Saving Throw Will
You disrupt the connection between a divine caster or deific servitor and their deity, blocking their use of divine power. If the target fails its save, it is Fatigued.
For the spell's duration, whenever the target casts a divine spell, you regain 6d6 healing Hit Points and the target must attempt another Will save with the following effects.
Critical Success The target is unaffected.
Success Each target of the divine spell has an outcome one degree of success better than the result it rolled.
Failure The divine spell is lost and target is Stunned 1.
Critical Failure As failure, but the target is Stunned for 1 round.
Traits
This rarity indicates that a rules element is very difficult to find in the game world. A rare feat, spell, item or the like is available to players only if the GM decides to include it in the game, typically through discovery during play. Creatures with this trait are rare. They typically can't be summoned. The DC of Recall Knowledge checks related to these creatures is increased by 5.
ConcentrateAn action with this trait requires a degree of mental concentration and discipline.
ManipulateYou must physically manipulate an item or make gestures to use an action with this trait. Creatures without a suitable appendage can't perform actions with this trait. Manipulate actions often trigger reactions.