Shadowborn Warrior( Drow of the Underdark, p. 52)
[Fighter Bonus Feat, General]
You are adept at fighting in darkness.
Whenever you begin combat within an area of darkness or shadowy illumination, you gain a +2 insight bonus on initiative checks.When in concealment granted by darkness or shadow, you gain a +1 dodge bonus to AC.
A fighter can select Shadowborn Warrior as a fighter bonus feat.