Ice Blade

Conjuration [cold]Tier: 1Components: Verbal, SomaticCasting Time: 1 major actionRange: 0 ftEffect: One sword of iceDuration: 1 minute/level (D)Saving Throw: NoneA thin vapor trails behind the blade. 

A sword of magical ice appears in your hand. You can wield this weapon as if it were an arming sword, except it crits on a 19 or a 20. The sword deals piercing or slashing damage equal 1d8 plus your strength bonus. It also deals one point of cold damage with each hit.

If you roll a natural 1 on an attack with the sword, it shatters. It also dissolves in 1d3 rounds if it leaves your hand.

Augmentation:For each extra spell point you invest, the sword deals one additional point of cold damage (up to a maximum total of [+½ caster level] cold damage).