User blog comment:Gruntburner/Mass Effect 3 Achievements Revealed/@comment-1341687-20120207194805

There's two Avatar awards as well. For the Return to active duty achievement we get an N7 Helmet. For doing 25 melees we get an Omni-blade. http://xboxavatargear.com/avatarawards/mass-effect-3-xbox-avatar-awards/