Component Cost: 200 gp
Market Price: 600 gp
Key Skill: Arcana or Thievery (no check)Level: 10
Time: 1 hour
When you rub this thin oil on a bladed weapon, it hones the edge to razor sharpness.
Level 10 Uncommon
The sword sweeps through your enemy, cutting through its armor and flesh in one deadly arc.
Price: 200 gp
Power (Consumable): Minor Action. Apply keen oil to an axe, a heavy blade, a light blade, a polearm, or a spear. Until the end of your next turn, you can score a critical hit with this weapon on a roll of 19–20.
Published in Eberron Player's Guide, page(s) 101.