Bone Chill

(Frostburn, DnD 3.5)

Necromancy

Level: ; Sorcerer/Wizard 2
Components: V, S, M
Casting Time: 1 standard action
Range: Close (25 ft. + 5 ft./2 levels)
Effect: Ray
Duration: 1 round/level
Saving Throw: Fortitude negates
Spell Resistance: No

A ray of burning cold erupts from your fingertips.
Corporeal undead struck by the ray are covered in a layer of ice, rendering the subject immobile as if held.
Each round on its turn, the subject may attempt a new saving throw to break free of the ice.
(This is a full-round action that does not provoke attacks of opportunity).
Material Component: A small piece of bone and a 1-inch cube of ice.