Prerequisites: Dex 19, Two-Weapon Fighting feat, level 21+ Benefit: While holding a melee weapon in each hand, if you make a successful opportunity attack with your primary weapon, you can also make an opportunity attack with your off-hand weapon you can take a free action to make a melee basic attack with your off-hand weapon against the same target (but with a −5 penalty to the attack roll).[PH:207][U:1-2/2012]