Teenage Mutant Ninja Turtles — Season 4

The Turtles experience outer space and alien life for the first time.

The Turtles and their enemy crash-land on an ice moon and they must put aside their differences in order to survive.

Casey releases a wish-granting alien named Wyrm, who wants his freedom to do whatever he wants to the universe

A shark-like bounty hunter is hired by Lord Dregg to destroy the turtles, who choose to hide out in an abandoned space station.

The team must journey through an ancient alien temple to get a piece of the black hole generator.But they get an ancient star which marks the Aeons

When microscopic aliens invade Mikey's mind, the Turtles have to chase them through the strange world of Mikey's subconscious.

The turtles are captured and thrown into the Triceratons' battle area.

The Turtles must gain the trust of the Utrom Council in order to find the next piece of the black hole generator.

The Turtles journey through an ocean-like area of space.

The Turtles are transported to another dimension where they meet their 1980s counterparts and work together to battle Krang.

Donatello is feeling inferior to Fugitoid, but his intellect is put to the test when the Triceratons attack.

When Raphael loses his fighting mojo, he must overcome his feelings to save his brothers from certain doom.

The team must overcome impossible odds in order to obtain the final Black Hole Generator piece that is located on the planet Magdomar.

As the team finally reaches Earth, the Fugitoid reveals a horrible secret about his past.

April faces a deadly, new enemy when she graduates to full Kunoichi; the Turtles must deal with the return of some old foes.

When Leonardo secretly allies himself with Karai, he gets himself into deeper danger than he could have realized.

Raphael must overcome his fear of insects to lead the team when they are forced to battle Stockman-Fly's new insect minions.

Don Vizioso's gang tracks the Turtles with a slew of Anti-Mutant weapons.

Michelangelo befriends some odd, new superheroes named Wingnut and Screwloose.

For the first time, the Turtles encounter something they cannot defeat – the Super Shredder!

The Turtle team hunts for their Sensei, but soon realizes they are being hunted as well.

Donatello becomes concerned and decides to test April, only to discover that her psychic abilities are rapidly growing in power.

When Tokka returns after her presumable death, she finds out that her baby has been taken from her. After realizing this she violently searches for her lost baby.

A dangerous female mutant, by the name of Alopex, appears with a personal vendetta against Tiger Claw. The Turtles, April and Casey try to befriend her, but turns on them and furiously goes after Tiger Claw alone. Unfortunately for her, Tiger Claw has prepared for her unexpected arrival.

Super Shredder has returned with even greater vengeance, forcing the Turtles to enlist the combined aid of Splinter, April, Casey, Karai, Shinigami and the Mighty Mutanimals to destroy him once and for all.

With the demise of their beloved father and Karai incapacitated, the Turtles, April, and Casey, infiltrate Super Shredder's new lair to put an end to Oroku Saki once and for all, no matter what it takes.

Michaelangelo meets his favourite comic book hero after he saves a weakened Brick Bradley in the sewers, and then he and Bugman take on the evil Electrozapper together.

Krang has come up with yet another brilliant plan to free the Technodrome. The evil alien sends Bebop and Rocksteady to kidnap Buffy Shellhammer, 15 year-old CEO of Shellhammer Chemicals.

The Turtles go along with Michaelangelo and his pet pigeon to the zoo so that Dr. Goodfellow can check the bird out.

Disguised as humans, Rocksteady and Bebop are sent to attach special trans-dimensional thrusters to the Channel Six Building.

Donatello gets an invitation to accept his degree personally from Professor Sopho at Sopho University. The only problem is that the invitation is addressed to a Miss Donna Tello.

The Turtles, bored at the lack of action, decide to investigate when they hear that cufflinks are being stolen around the city.

The Turtles sneak into an arcade in the middle of the night to play video games. Leonardo gets hooked on a game called Tempestra's Revenge.

Returning from another mission, the Turtles are shocked to discover their mentor has left the lair, leaving behind only a video taped message.

On his way home from getting pizza Raphael and a cab driver accidentally get exposed to rays from a Personality Transmogrifier.

Donatello has created a device to communicate with distant galaxies. While trying to communicate with the Turtle Nebula Donatello accidentally brings a spaceship to Earth.

A fly lands in the mutagen and it increases in size. Not being able to control it, Bebop and Rocksteady send the giant insect to Earth.

After Bebop and Rocksteady blow another assignment, Shredder fires them and decides to replace them with an intelligent Foot Soldier named Alpha One.

UFO sightings at an upstate farm town known as High Falls, cause April to investigate. Splinter foresees danger clouding April's visit and sends Leonardo to chaperone.