Hard to Avoid (3.5e Feat)
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 Hard to Avoid [General]
You make it difficult for enemies in your threatened area to avoid your attacks of opportunity.
Prerequisite: Combat Reflexes
Benefit: If foes try to avoid your attacks of opportunity using skills such as Tumble for moving through your threatened area or Concentration to cast on the defensive, the DC of these checks is increased by your base attack bonus.
Special: A fighter may select Hard to Avoid as one of his bonus feats.