Vigilante is a story written by the authory, Bladewood. It is from the first-person perspective of the DC Comics superhero Nightwing aka Richard "Dick" Grayson. It was first revealed on August 8th, 2012.
Vigilante stars Nightwing (Dick Grayson), Batman's former apprentice and partner (formerly known as Robin.) The story begins with Nightwing and Batgirl raiding an illegal weapons maufacterer factory. There in the factory they find a weird orb with the words CADMUS written all over it. Taking it back to the Justice League for inspection, the orb activates in the hands of the Flash and steals his powers. Batman- safley havign no superhuman abilities- locks up the orb in a high tech safe...only to have it broken into the next day and stolen.
The JLA sends Nightwing on a mission across the world to track down the orb. Can he get it in time to stop a mass robbery of super powers?