In order to defeat the Turtles, Krang creates 6 clones of himself to deal with them. But, when the clones start to think for themselves & Krang loses control, the Turtles must save the city.

After bringing the Technodrome back to the surface, Shredder and Krang trap the Turtles and send them to Dimension X where they become slaves. In the meantime, Shredder and Krang back on Earth once again try to take over the world.