User blog comment:ScoobycoolDoo/Who's the mole?/@comment-60.54.52.113-20111123033630/@comment-71.167.25.115-20111123070903

Like THAT narrows it down. Artemis might not be the only one pretending, ya know! If M'gann turns out to be a White Martian, then she's lying about being J'onn's niece, too!