Story by Tom Waltz, Kevin Eastman. Art by Mateus Santolouco, Cory Smith. Cover by Mike Henderson.
Shredder and Kraang finally meet up but will they be able to overcome their differences and join forces? Meanwhile, Old Hob has perfected the art of making mutants. With the ranks of his mutant gang swelling, the Turtles will have to determine if they can truly trust Hob against the Foot. Collects issues #37 - 40.