Rocksteady and Bebop, on Shredder's orders, kidnap Irma. As soon as April discovers Irma has been abducted, she contacts the Turtles.

The Turtles, Zach and his friend Caitlin visit the Museum where a magician, the Great Boldini, intends to make a valuable emerald disappear.

Zach and his brother Walt visit the Turtles. As they leave, Walt takes a map that could guide Shredder to the lair if it happens to fall into the wrong hands.

Shredder tries to trick the Turtles into eating cookies made with anti-mutagen. Michelangelo, wanting to be a human, tries one of the cookies and it mutates him into a teenager.

An affectionate, cuddly creature from another world shows up on Earth, with the ability to move objects by mental power. It turns out to be an escaped pet of the Neutrinos.

While searching for a device to transform crude oil into liquid hydrogen, Krang accidentally brings Mr. Ogg from Dimension Z to earth.

The Turtles are frustrated that they let Shredder slip away from them again. They feel like giving up, and wish they had never been born.

A team of archaeologists stumble upon a temple of unknown origin buried near the Turtles' lair. Before they can investigate further, they are frightened off by Baxter Fly, who explores the temple himself.

In a last ditch attempt to gain power for the Technodrome, Krang Sends Rocksteady and Bebop to steal a newly created set of energy modules from a hi-tech science lab located at Fort Charles.

Now successfully re-energized, The Technodrome begins moving towards the surface. Krang sends for a miniaturizer from Dimension X. With it he can shrink anyone and anything that stands in his path.

The Technodrome suddenly surfaces. The Turtles barely get out of its way in time before Shredder begins firing lasers

With the Technodrome in serious need for new equipment, Bebop and Rocksteady are sent to Earth, disguised in human form, to capture the Channel 6 building and return it to Dimension X.