Reaving Axe Brute [Greater Style]

Heroic Tier
Prerequisite: Fighter, Reaving Axe Student feat
Benefit: When you are attacking with a one-handed axe and you have proficiency with that weapon, you gain the following two benefits.
Whenever you score a critical hit against an enemy, you also knock that enemy prone, and the first time it stands up before the end of your next turn, it provokes an opportunity attack.
You can use a power associated with this feat in place of a melee basic attack when making an opportunity attack.

Associated Powers: Appalling Crunch, Blinding Smash, Blood Rush, Griffon's Wrath, Hack ’n’ Slash, Warrior’s Challenge

Published in Martial Power 2, page(s) 127.