We can now meet the youths behind the great train robbery. New NYPD footage shows for the first time the faces of the backpack-wearing teen troublemakers who cops say took an empty subway train on a joyride over the weekend.

The thrill seekers, all clad in black and wearing masks, are seen on video at the controls of a train traveling upwards of 30 mph before they returned the pilfered train to near where they swiped