Keen Edge
From HGWiki
Caster Level: Bard 3; Sorcerer/Wizard 3
Innate Level: 3
School: Transmutation
Descriptor(s): Weapon enchantment
Component(s): Verbal, Somatic
Range: Touch
Save: None
Spell Resistance: No
Area of Effect/Target: Creature or slashing weapon
Duration: 10 Minutes / level
Description: Adds the keen property to the targeted slashing melee weapon, increasing its critical threat range.
Notes
Will affect bludgeoning and piercing weapons if the caster has GSF Transmutation.
Dwarven Warchanters can keen the WC's own blunt weapons too.