Ultimate Drako's time manipulations have sent Donatello to an alternate reality... and it's not pretty. It's one possible future, a horrible nightmare. The Shredder is all powerful.

With the Foot, the Purple Dragons, and the Mob becoming more than the Turtles can handle, the TMNT reluctantly call on the help of Shredder's old General: Karai.

Shredder's army of Foot Mechs confront the Turtles, but even if they defeat this army, can they stop Shredder? And how does a Triceraton warrior called Zog fit into it all?

When the Foot Ninja attack April's apartment in force, the Turtles fight against overwhelming odds to get the wounded Leo to safety.

With Stockman showing up in the middle of the final battle between our heroes and the Shredder, everything is thrown into chaos ... so much so that our heroes must join forces with the Shredder and Hun to defeat Stockman.

On a training run Leo is ambushed by a major Foot attack force, including Foot Tech Ninjas, their old enemy Hun, and a new threat: the Foot Elite!

The Shredder is leaving Earth in a spaceship of his own construction intent upon wreaking havoc on the Utroms and the galaxy. But he's taken on some unwanted passengers and they're not about to let the Shredder get away.

Our four turtles stand facing their most formidable foe to date ... the Shredder. Beaten and battle weary, the turtles get separated from one another during the martial arts mayhem and a building collapse!

The Turtles and Splinter continue to fight their way up through the Foot Headquarters skyscraper, facing down three misshapen Mutant Shredder Clones, a hallway of traps, and the Mystic Ninja.

Oroku Saki (aka the Shredder) attempts to convince Leonardo that Saki is fighting the good fight ... that he's out there carrying on the great tradition of Bushido and Ninjitsu, and the turtles should stand with him.

Leonardo returns from Japan to find the lair in ruins and his family nowhere to be seen. As he investigates he finds that the Foot is back to full strength - with Karai as their leader. Since the Foot believe Leo to be dead, he puts all that he has learnt from the Anicent One into practice...

With the outbreak-mutant situation the Turtles feel they have to deal with and Donatello sick his brothers leave him with Casey and April for care. But Donatello is not sick but in the last stages of a second mutation.

With Donatello sick the Turtles are desperate. So desperate that they decide to try and sneak into Bishops facility, where they realize they have to make a deal with the devil if they want to cure Donatello

The Turtles return to New York with one goal in mind: to destroy the Shredder once and for all.

Splinter receives a vision of his Master Yoshi...and a mission. He must stop the Shredder. Time is running out. He doesn't know how to explain it to his sons, but they need no explanation. They're with their father to the bitter end.

While Leonardo is in Japan studying with the Ancient One, Karai as the new Shredder makes her attack. Will Leo return to New York? Will he find out what happened to his home and his family? And, have Splinter and Turtles really been destroyed?

To cure Donatello the Turtles made a deal with the devil aka Bishop. Now they have to retrive a pendant that is supposed to help Bishop in his research. The thing is that the pendant is in the heart of the Foot-building, and Karai won't just hand it over

After the Turtles were able to cure Donatello's mutation, a group of ninjas confronts the Turtles to tell them about a battle between good and evil that will decide the fate of the world.

The Turtles successfully infiltrate the mysterious TCRI Building, where they manage to sneak into its inner sanctum, and locate the unconscious Splinter inside a stasis tank.

The Turtles must rescue the president before he loses his head to a sinister figure from their past.

In their underground lair deep beneath the city streets, the Turtles and Master Splinter are suddenly attacked by a horde of Mouser robots!

The Turtles are taken across space to the Planet D'Hoonnib - and right into the middle of a Police arrest! They befriend Professor Honeycutt, alias The Fugitoid, who is being pursued by the military forces of General Blanque. The General wants Honeycutt's teleportation device, perhaps the only way The Turtles will reach Earth again...

Still trapped on D'Hoonnib, the Turtles and The Fugitoid visit a seedy night club in an effort to find transportation off of the Planet. But General Blanque intercepts them, and, in the battle that follows, Fugitoid is captured by another party interested in the teleportation device...

The Turtles arrive inside TCRI, and are reunited with Splinter. They also find themselves facing old ghosts as well as their origins are revealed to them at last...

The Turtles and Splinter use Virtual Reality technology to learn of the Utrom's presence and purpose on Earth, but an old enemy believed dead returns to make the journey VERY real...