Polar Ray(Player's Handbook v.3.5, p. 262)
Level: Duskblade 5, Sorcerer 8, Wizard 8, Warmage 8, Sha'ir 8, Cold (CD) 8,
Components: V, S, AF,
Casting Time: 1 standard action
Range: Close (25 ft. + 5 ft./2 levels)
Saving Throw: None
Spell Resistance: Yes
A blue-white ray of freezing air and ice springs from your hand. You must succeed on a ranged touch attack with the ray to deal damage to a target. The ray deals 1d6 points of cold damage per caster level (maximum 25d6).
Focus: A small, white ceramic cone or prism.