Atratum's Orb of Darkness
Evocation [Darkness, Evil]
Level: Sor/Wiz 4
Components: V, S, F
Casting Time: 1 action
Range: Close (25 ft. + 5 ft./2 levels)
Target: One creature or object
Duration: Instantaneous
Saving Throw: None
Spell Resistance: Yes

An orbs of magical darkness about 6 inches across shoots from your hand at its target. You must make a ranged touch attack to hit. The orb deals a total of 1d6 points of cold damage per 2 caster levels (10d6 maximum).

Against creatures of good alignment, each orb also inflicts dice of negative energy damage equal to the cold damage (for example, a 4d6 orb would inflict an additional 4d6 points of negative energy damage against a good creature).

Focus: A crystal orb filled with black unholy water, worth at least 50 gp.