Type: Shifter
Source: Eberron Campaign Setting
You know how to hit where it hurts with your claws.
Prerequisite: Shifter with the razor-claw trait, +4 base attack bonus.
Benefit: If you hit with both of your claw attacks in a round, you deal extra damage equal to 1d4 +1/2 your Str modifier, plus 1 additional point for every four character levels you have.
Note: Eberron Campaign exclusive.