You smite your foe with an attack and are prepared to spring if it should run.

Encounter   ✦     Weapon
Standard Action      Melee or Ranged weapon

Target: One creature

Attack: Your highest ability vs. AC

Hit: 2[W] + your highest ability modifier damage. In addition, if the target moves before the start of your next turn, you can shift your speed to a square adjacent to the target as an opportunity action. If you do, the target takes 5 damage and ends its movement.

Published in Dragon Magazine 385, page(s) 22.