Teenage Mutant Ninja Turtles #23

The undead take over New York! As the veil between worlds fully collapses and droves of undead Foot Clan, Purple Dragons, and others try to take the city from the living. The Turtles must split up to have any hope of stopping the onslaught. Meanwhile, Baxter Stockman makes a dangerous new ally, and Shinigami must decide where her true allegiance lies.