Your weapon slips past a foe's guard, allowing you to adjust your attack and throw the creature off balance.

Encounter   ✦     Martial
Free Action      Melee weapon

Trigger: An enemy is hit by your at-will weapon attack

Target: The enemy you hit

Effect: You knock the target prone or push the target a number of squares equal to your Intelligence modifier or Wisdom modifier.

Published in Martial Power 2, page(s) 86.