Concentrated attack
warlord attack 1
Melee weapon
Target: one creature
Attack: Strength vs. AC
Hit: "2[W] + Strength modifier damage."
Effect: "One ally within 10 squares of you can make a basic attack against the target as a free action. The ally gains a bonus to the attack roll and the damage roll equal to your Intelligence modifier."[MP:104]
Concentrated attack is a daily power available to warlords at 1st level.