Weaken

Regular 
Does 1d damage to the weakest part of the subject (works only on inanimate items) for every two points of energy put into the spell. See HP & DR of Objects & Cover. No caster may use this spell on the same subject more than once per hour. Subject’s DR does not protect it.

Duration: Permanent. 
Cost: 2 to 6. 
Time to cast: 5 seconds. 
Prerequisite: Find Weakness.

Item 
Wand, staff, or glove. The item must be used to strike the subject. 
Energy cost to create: 200.