Kulkor Battlearm Rattler [Greater Style]

Heroic Tier
Prerequisite: Rogue, Kulkor Battlearm Student feat, Ruthless Ruffian class feature
Benefit: When you are attacking with an axe, a hammer, or a mace that has the versatile property and you have proficiency with that weapon, you gain the following two benefits.
When you hit a creature with a martial encounter power, any ally gains a +2 feat bonus to AC while adjacent to you until the end of your next turn.
You can use a power associated with this feat in place of a melee basic attack when making an opportunity attack.

Associated Powers: Daunting Attack, Dismaying Slash,
Enforced Threat: (Only when used as a melee attack)Felling Gash, Stinging Squall,
Stupefying Violence: (Only when used as a melee attack)

Published in Martial Power 2, page(s) 118.