Quick Bull Rush (Combat)Modifier
You can barrel into your opponent and follow this with an attack.
Benefit: On your turn, you can perform a single bull rush combat maneuver in place of one of your melee attacks. You must choose the melee attack with the highest base attack bonus to make the bull rush.
Essentia: You can Bull Rush +1 time / Essentia (it still use 1 of your attack for that round)
Normal: A bull rush combat maneuver is a standard action.