Batman: Legends of the Dark Knight #126

"No Man's Land" part 44, "Endgame" part 1. Everything is building to a boiling point! While Batman, Nightwing, Robin, Batgirl, Azrael, and Oracle search desperately for the Joker and Harley Quinn, the Huntress prepares to stop Pettit from going out of control! Continued in BATMAN #574.