Keen

Keen I

Type: Prefix
Base price modifier: +1
Only found on: Piercing & Slashing weapons
Effect: Passive: The base (unmodified) critical threat range of this weapon is doubled. This does not stack with Improved Critical feat.

This enchantment adds 1, 2, or 3 to critical threat range based on the weapon type's unmodified threat range. This results in a critical thread range of:

• 15-20 for falchion, great crossbow, kukri, rapier, and scimitar.
• 17-20 for bastard sword, dagger, greatsword, heavy crossbow, khopesh, light crossbow, long sword, repeating heavy crossbow, repeating light crossbow, short sword, and throwing dagger.:
• 19-20 for all other weapons.
  

Found on: Agony, the Knife in the Dark • Balizarde, Protector of the King • Bejeweled Letter Opener • Bereavement • Bow of the Jade Elf • Carnifex • Cheap Shot (level 10) • Cheap Shot (level 5) • Echo of Blackrazor • Epic Bejeweled Letter Opener • Epic Chimera's Fang • Epic Hellstroke Great Axe • Epic Kron'zek's Cruelty • Epic Storm • Epic Unkor's Cleaver • First Blood • First Blood (Level 14) • Flicker of the Crescent Moon • Guardian's Dagger • Hellstroke Great Axe • Hunter of Wilds • Moonwillow • Nightblade • Nightmare, the Fallen Moon • Oath of Droaam • Oathblade • Oladren's Great Crossbow • Razorend • Royal Scimitar (historic) • Rusted Shamshir • Sever • Shadow Star • Sheridan's Ruin • Sheridan's Wrack • Sinister Handaxe • Sky Pirate's Dagger • Storm • Stormreach Guardian's Crossbow • Sunken Blasphemy • Sunken Obscurity • Sunken Radiance • Sunken Virtue • Sword of the Thirty • T'Korcha Family Scimitar • Tail of the Scorpion • Thundershot • Tiefling Assassin's Blade • Twisted Willow • Unkor's Cleaver • Vulkoor's Edge
Notes: * Impact increases the critical range for bludgeoning weapons.

Keen II

Type: Prefix
Only found on: Piercing & Slashing weapons
Effect: Passive: This weapon deals an additional +0.5[W] damage. In addition, the base critical threat range of this weapon is doubled. This does not stack with Improved Critical feat.
Found on: Cheap Shot (level 15) • Cheap Shot (level 20) • First Blood • First Blood (Level 15) • First Blood (Level 16) • First Blood (Level 25) • First Blood (Level 26) • The Fatal Flaw • Trapsmith's Crossbow • Trapsmith's Crossbow (Level 14) • Trapsmith's Crossbow (Level 15) • Trapsmith's Crossbow (Level 16)
Notes: * Impact doubles the critical range for bludgeoning weapons.

Keen III

Type: Prefix
Only found on: Piercing & Slashing weapons
Effect: Passive: This weapon deals an additional +1[W] damage. In addition, the base critical threat range of this weapon is doubled. This does not stack with Improved Critical feat.
Found on: Cheap Shot (level 25) • Coffin Nail • Epic Carnifex • First Blood • First Blood (Level 27) • The Epic Fatal Flaw • Trapsmith's Crossbow • Trapsmith's Crossbow (Level 25) • Trapsmith's Crossbow (Level 26) • Trapsmith's Crossbow (Level 27)
Notes: * Impact doubles the critical range for bludgeoning weapons.

Keen IV

Type: Prefix
Only found on: Piercing & Slashing weapons
Effect: Passive: This weapon deals an additional +1.5[W] damage. In addition, the base critical threat range of this weapon is doubled. This does not stack with Improved Critical feat.
Found on: Hunter's Slayer • Hunter's Slayer (Level 24) • Hunter's Slayer (Level 25) • Hunter's Slayer (Level 26)
Notes: * Impact doubles the critical range for bludgeoning weapons.

Keen V

Type: Prefix
Only found on: Piercing & Slashing weapons
Effect: Passive: This weapon deals an additional +2[W] damage. In addition, the base critical threat range of this weapon is doubled. This does not stack with Improved Critical feat.
Found on: Baz'Morath, the Curator of Decay • Brilliant Crescent • Cheap Shot (level 30) • Legendary Echo of Blackrazor • Legendary Flicker of the Crescent Moon • Legendary Hunter of Wilds • Legendary Moonwillow • Legendary Sinister Handaxe • Legendary Stormreach Guardian's Crossbow • Legendary Sunken Blasphemy • Legendary Sunken Obscurity • Legendary Sunken Radiance • Legendary Sunken Virtue • Legendary Tail of the Scorpion • Legendary Thundershot • Legendary Twisted Willow • Legendary Vulkoor's Edge • Nightshard • Reflection of Blackrazor • Soulrazor • Spite, the Fractured Shards • The Fractured Elegance • The Labrythine Edge
Notes: * Impact doubles the critical range for bludgeoning weapons.