When a Chinese rebel murders Chon's estranged father and escapes to England, Chon and Roy make their way to London with revenge on their minds. Chon's sister, Lin, has the same idea, and uncovers a worldwide conspiracy to murder the royal family but almost no one will believe her.

In a land of living machines, two young ones are chosen to seek the legendary Mask of Light to reveal the savior of all the lands from the dark forces of the Makuta. During the course of their adventure, they will call on the heroes of their people, the great Toa. These Toa, masters of nature's forces such as Fire, Wind, Earth & Water, try to protect the chosen ones as they seek their destiny.

The turtles find out where the Ooze, the substance which made them mutate, came from. Unfortunately Shredder learns about it too, and uses it to enhance himself. So the turtles have to prove again who's the better ninja fighter.

When a contract killer (Steven Seagal) encounters a girl on the run from a mob boss (Vinnie Jones) with powerful political ties, he is torn between protecting the girl, and remaining loyal to the government agency that hired him for the mission.