"The Resurrection of Ra's al Ghul," Part 2 of 7! Could it be? Nightwing and Robin fighting side by side with Damian? Will the combined might of Batman's three "sons" be enough to overcome the machinations of the newly reborn Ra's al Ghul? And what will Nightwing do when Robin is tempted with an offer he can't refuse? Guest starring Talia al Ghul and the Sensei!