Curse of Magic Negation

Abjuration [curse]
Level: Artificer * 4, Cleric */Oracle * 5, Inquisitor * 4, Sorcerer */Wizard * 4, Warlock * 4
Components: V, S, M (powdered lead and platinum worth 250 gp)
Casting Time: 1 round
Range: medium (100 ft. + 10 ft./level)
Target: one creature
Duration: 10 minute/level
Saving Throw: Will negates
Spell Resistance: no
  You disrupt the target creature's ability to draw upon magical energies. For the duration of the spell, it gains the negated spellblight (see page 97). Dispel checks to remove the spellblight take a -5 penalty due to this spell's interference with magical energies.