How to unlock avatar rewards in Mass Effect 3 
As the well-informed will already know Mass Effect 3 for Xbox 360 it will also be compatible with the Kinect peripheral. And what do Kinect games usually bring?
I prizes for our avatar on Xbox live. Mass Effect 3 is no exception and if you are wondering what are the objects to unlock for our avataruzzo and what you need to do to unlock them, just keep reading, here they are:
Helmet N7: Return to duty (this is one of the achievements to unlock, it will come by itself)
Omniblade: kill 25 enemies with melee attacks