Once per game, at the start of any Fight Phase, Théoden can use this special rule so long as he is alive and on the battlefield. If he does, then each friendly Rohan Hero within 12" of Théoden can declare a free Heroic Combat or a free Heroic Strike (if able) during the declare Heroic Actions Step. This is treated as an Active ability belongning to Théoden.
Friendly Cavalry Warrior models within 3" of either Théoden or Éomer gain the Dominant (2) special rule.
Friendly Rohan Cavalry models gain a bonus of +1 to their Strength on a turn in which they Charge.