Frost Weapon
From HGWiki
Caster Level: Cleric 3; Blackguard 1
Innate Level: 3
School: Evocation
Descriptor(s): Cold, Weapon Enchantment
Component(s): Verbal, Somatic
Range: Touch
Save: None
Spell Resistance: No
Area of Effect/Target: Creature, Melee Weapon
Duration: 2 Turns / Level
Description: Imbues a weapon with Cold, adding 1 die of Cold damage, increasing to 2 dice at caster level 16, 3 dice at caster level 31, and 4 dice at caster level 46. This damage stacks with permanent damage bonuses already on the weapon. You can target a specific weapon or a creature (if said creature is holding a weapon) with this spell.
Notes
If the weapon is dropped or converted into slag, disarm, or any other token the spell disappears.
This spell will auto-recast when the duration expires if the caster still has unused copies in his memory, if the caster and the recipient are in different areas the spell effects will gradually degrade until they completely dissipate.