Nightwing, Vol. 2 #142A

Nightwing: Freefall, Chapter Three
Nightwing continues his investigation into the mysterious band of grave-robbers that have been striking at the graves of both super-heroes and super-villains throughout the city. Managing to capture the strange creature that has been assisting the robbers, he turns it's remains over to Dr. Mid-Nite to be analyzed. But when the analysis points to the involvement of the League of Assasins, Robin and Nightwing head out to a base in the African Sea that Talia swore would be dismantled.
Release Date: 2008