Overview: The Turtles have a secret that comes back to haunt them in the form of Splinter's pet goldfish Piebald who was accidentally flushed down the toilet and mutated after eating an Oozesquito.
Overview: April presents her award-winning documentary about the Turtles’ annual event: The Lair Olympics.
Overview: The TMNT must stop a persistent foe from shredding NYC, but problems arise when they split up to handle things.
Overview: The TMNT need to learn how to listen and get in touch with nature in order to save Todd after he's captured by a group of hunters.
Overview: Huginn and Muninn recall their first day working for Baron Draxum.
Overview: Donnie's parenting causes S.H.E.L.L.D.O.N. to run away.
Overview: Mikey tries to get Draxum to tolerate humans.
Overview: Leo gets his dream job as mascot of the local professional basketball team.
Overview: Ralph teaches his brothers a lesson in responsibility.
Overview: With their favorite space hero movie star in need of a sidekick, the TMNT do all they can to win their dream job.
Overview: Leo and Senor Hueso help the reformed Capitan Piel on one last dangerous mission.
Overview: April and Splinter encounter a gang of dangerous middle school brownie sellers.
Overview: Baron Draxum's lunchroom concoction comes to life and terrorizes April's school.
Overview: Raph is mistaken for a heinous criminal in the Hidden City.
Overview: Always a man of science, Donnie can't accept April going to the witches for mystic help on a science project.
Overview: Splinter's magical day with Mikey is interrupted by a mysterious and tiny guest.
Overview: Leo's efforts to get into an exclusive Hidden City spa threaten to unweave his day of relaxation.
Overview: April and the Turtles must help Splinter save his chain of dojos from being taken over by an evil rival.
Overview: Hypno-Potamus traps the Turtles in a magical 80s movie montage.
Overview: Big Mama turns New York City into her new Battle Nexus arena and The Turtles have to fight to save everyone they love.
Overview: The Turtles must enter Splinter's mind when a powerful foe returns.
Overview: The Turtles find a new ally when they meet Splinter's distant relative.
Overview: In a bid to save New York and the Hidden City, The Turtles prepare for their greatest battle yet.
Overview: When the Turtles find their ninpo, they must defeat the Shredder once and for all.