After an accident, Donnie finds himself slowly losing his intelligence.
The Turtles are baited by an unknown enemy into deadly traps.
When Raph makes a new friend in Zog, an alien Triceraton, he may have bitten off more than he can chew.
When the Turtles get word of the Kraang's return, they realize there is an even bigger threat coming to Earth!
[Season Finale] [Part 2] When the Turtles get word of the Kraang's return, they realize there is an even bigger threat coming to Earth!
The fugitoid brings the gang to 6 months in the past in order to prevent the Triceratons getting the parts of the black hole generator that was used to destroy the Earth. However, after stopping to get fuel, they end up causing lots of trouble at the port.
When the Team crash lands on an ice moon along with the enemy, they must put their differences aside to survive.
When Casey Jones discovers a hypercube, he accidentally unleashes a fourth dimensional being called Wyrm.
When Lord Dregg hires a bounty hunter to destroy the Turtles, the team flees to an abandoned space station.
The Turtles find themselves on a planet of pure evil.
When microscopic aliens invade Mikey's mind, the Turtles have to chase them through the strange world of Mikey's subconscious.
Greg Cipes
Michelangelo / "Mikey
Seth Green
Leonardo / "Leo"
Sean Astin
Raphael / "Raph"
Rob Paulsen
Donatello / "Don" or "Donnie"
Mae Whitman
April O'Neil