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Prone Shooter (Combat)
While prone, you use the ground to stabilize your aim while using a crossbow or firearm.
Prerequisites: Base attack bonus +1.
Benefit: If you have been prone since the end of your last turn, the penalty to your Armor Class against melee attacks made against you is reduced to -2. In addition, the bonus to your Armor Class against ranged attacks made against you is increased to +6.