"City Fall, Part Four",
"City Fall, Part Five",
"City Fall, Part Six",
"City Fall, Part Seven"
Collects Teenage Mutant Ninja Turtles (2011) #25-28.
*“City Fall” concludes as Shredder reveals his new second-in-command and launches a full-scale war on New York City! Forced to make strange alliances, the Turtles fight back against their most deadly enemy. *Source: idwpublishing.com