Level: Cleric 4, Sorcerer 4, Wizard 4
Components: V, S
Casting Time: 1 swift action
Range: Personal
Target: You
Duration: 1 round/level
Finishing the spell, your eyes glow with a pale blue radiance, and you understand how to overcome your foe’s resistance to your magic.
This spell gives you a +10 bonus on caster level checks to overcome the spell resistance of a specific creature. Assay spell resistance is effective against only one specific creature per casting, and you must be able to see the creature when you cast the spell.
Source: Spell Compendium, page 17. Previously published in Complete Arcane, page 98, as assay resistance.