Myrmidon formation
warlord attack 1
Melee weapon
Requirement: using a shield
Target: one creature
Attack: Strength vs. AC
Hit: "2[W] + Strength modifier damage."
Effect: "At the start of your next turn, each ally adjacent to you gains 5 temporary hit points."[MP:103]
Myrmidon formation is an encounter power available to warlords at 1st level.