Dragondoom
(Draconomicon, page 105, DnD 3.5)
[General]
You have learned how to place blows against a dragon that deal tremendous damage.
Prerequisite
Dragonbane, Dragonfoe, INT 13, 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.