Executioner's Call is an encounter power available to Runepriests at the first level.
Executioner's Call
Runepriest Attack 1
Your weapon batters your foe, branding it with the rune of the
executioner.
Encounter ✦ encounter. divine, runic, weapon
Melee Weapon
Target: One creature
Attack: Strength vs AC
Hit: 1[W] + Strength modifier damage. Your allies gain a +1 bonus to damage rolls against the target until the end of your next turn.
Rune of Destruction: One ally within 5 squares of you gains a +4 power bonus to the next attack roll he or she makes against the target before the start of your next turn.
Rune of Protection: The target takes a -1 penalty to attack rolls until the end of your next turn.