User blog comment:Battlemaster Grunt/Idea for Grunt Squad Mate DLC/@comment-5261836-20121003172724/@comment-5287758-20121003175645

That was just a theory on the class powers. As for his acquisition, I don't think its possible. He is the the leader of the krogan people and there are none like him fit to rule in his stead. Without him, krogan will fall apart.