Burst of Frost

Evocation [cold] Tier: 2 Components: Verbal, Somatic Casting Time: 1 major action Range: 120 ft Area: 10 ft radius cylinder, 5 ft high. Duration: Instantaneous Saving Throw: Reflex half The reavers stumble, their crude hide armor half-shredded by the flurry of ice.

A disc-shaped blast of whirling snow and ice shards explodes in the target area, dealing 3d4 cold damage. Creatures who fail their Reflex save are also blinded for 1 round. 

Augment:For each extra spell point you invest, you can increase the damage by 1d4 (up to a maximum total of [caster level] d4).