Gotham Underground #7

It's fireworks in Gotham City's underground scene as Penguin's troops take it straight to Tobias Whale's front door - and Vigilante decides to take on both armies himself! Meanwhile, Nightwing is saved by a mysterious yet familiar benefactor! All of this, plus appearances by Batman, Robin and Commissioner Gordon!

Image: Gotham Underground #7 - DC Comics

Gotham Underground #7