S05E15 - The Foot Walks Again!
Synopsis
The 2012 Ninja Turtles trains the 1987 Ninja Turtles in order to be ready for a dangerous mission to hunt down 1987 Shredder and Krang while April and Casey enlists Karai and Shinigami in order to track down Bebop (Zeck) and Rocksteady (Steranko).