You have learned how to place blows against a dragon that deal tremendous damage.
Prerequisites: Int 13, Dragonbane, Dragonfoe, base attack bonus +10.
Benefit: When you attack a dragon, the critical multiplier of your weapon improves as noted below.
| Normal Multiplier | New Multiplier |
|---|---|
| ×2 | ×3 |
| ×3 | ×5 |
| ×4 | ×7 |
Special: The benefit of this feat does not stack with any other ability or effect that alters a weapon’s critical multiplier.
Source: Draconomicon, page 105.