Download or read book Gotham Underground (2007-) #6 written by Frank Tieri and published by DC. This book was released on with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt: Guest-starring Vigilante! Things in Gotham City's underground scene continue to heat up as tensions between Tobias Whale and Penguin's gangs reach a boiling point. Plus, Nightwing's personal gang-war strategy backfires in the most lethal of ways.