Nerathan High Blade Soldier [Greater Style]

Heroic Tier
Prerequisite: Fighter, Nerathan High Blade Student feat
Benefit: When you are attacking with a heavy blade that has the versatile property and you have proficiency with that weapon, you gain the following two benefits.
Enemies adjacent to you don't gain the +2 bonus to attack rolls against you for having combat advantage.
You can use a power associated with this feat in place of a melee basic attack when making an attack as a result of your Combat Challenge class feature.

Published in Martial Power 2, page(s) 124.