'City Fall' continues as Shredder reveals his new second-in-command and launches a full-scale war on New York City! With allegiances shifting, the Turtles must formulate a plan to fight back against their deadliest enemy. But as tensions fester, the brothers must cope in their own ways, each drawn to their own path. And as the battle continues, the Turtles turn to old friends and foes for help. Collects issues #25-36 of the Teenage Mutant Ninja Turtles ongoing series.