Resourceful Leader [Multiclass Warlord]

Heroic Tier
Prerequisite: Int 13 or Cha 13
Benefit: You gain training in one skill from the warlord's class skills list.
When an ally you can see spends an action point to make an attack, the ally gains a +3 bonus to damage rolls on a hit or gains 3 temporary hit points on a miss. This bonus increases to +5 at 11th level and +7 at 21st level. These temporary hit points increase to 5 at 11th level and 7 at 21st level.

Published in Martial Power 2, page(s) 146.