Empowered by your dragon mark, your shot befuddles your foe, allowing you to pass by it before the creature realizes you are gone.

Encounter   ✦     Charm, Weapon
Standard Action      Ranged weapon

Target: One creature

Attack: Strength or Dexterity vs. Reflex

Hit: 2[W] + Strength or Dexterity modifier damage, and the target is immobilized until the end of your next turn. You can then move your speed. This movement does not provoke opportunity attacks from the target.

Published in Eberron Player's Guide, page(s) 71.