S3 E1 • Au fond des bois

Narrowly escaping from the Shredder and the Kraang, the turtles, April, and Casey take shelter at April's family farmhouse upstate to recover and figure out how to stop the Kraang. The turtles deal with not having Splinter around and the possibility of Leo not making a full recovery, and a mysterious creature stalks the group.

Première diffusion : 3 octobre 2014

S3 E2 • La chasse au Big Foot

When the Turtles discover Bigfoot in the woods, Donnie befriends it and insists they protect it from a hunter.

Première diffusion : 10 octobre 2014

S3 E3 • Secrets enfouis

When the guys discover a Kraang ship buried under April's house, they also uncover April's lost mother.

Première diffusion : 17 octobre 2014

S3 E4 • L'attaque des grenouilles mutantes

After getting in trouble for trashing the house, Michelangelo gets upset and flees. After meeting the Napoleon Bonafrog, a member of the Punk Frogs, he unknowingly joins them in a plan to capture the humans and take over the city.

Première diffusion : 7 novembre 2014

S3 E5 • Mauvais rêves

When the Turtles are trapped in their dreams by creatures, April and Casey must figure out how to wake them up.

Première diffusion : 14 novembre 2014

S3 E6 • Le fou du volant

When Casey and Donatello bond while building Casey's new hot rod, the bond is challenged by a hot-rodding mutant.

Première diffusion : 21 novembre 2014

S3 E7 • Les yeux de la chimère

When Casey, Raph, Mikey and Donnie are captured by a new mutant, April and Leo must overcome disabilities in order to save them.

Première diffusion : 11 janvier 2015

S3 E8 • Quête spirituelle

Leo takes the Turtles to train in the woods in an advanced ninja ritual; the Turtles must overcome their weaknesses and face their enemies to become a true ninja.

Première diffusion : 18 janvier 2015

S3 E9 • Retour à New York

When the Turtles return to the city to search for Splinter, they discover that the city has been overrun with Kraang.

Première diffusion : 25 janvier 2015

S3 E10 • Chasse au serpent

As the Turtles search for Karai, they are forced to deal with a city filled with Kraangdroids as well as Zeck and Steranko.

Première diffusion : 1 février 2015

S3 E11 • Le rhinocéros et le cochon

Donnie finishes a new batch of retro-mutagen in hopes of saving Karai; the Turtles are hunted by Shredder's new henchmen, Bebop and Rocksteady.

Première diffusion : 8 mars 2015

S3 E12 • La bataille de New York (1)

While the Mighty Mutanimals lay siege to TCRI, the Turtles must brave the bizarre world of Dimension X to save the enslaved people of New York.

Première diffusion : 15 mars 2015

S3 E13 • La bataille de New York (2)

While the Mighty Mutanimals lay siege to TCRI, the Turtles must brave the bizarre world of Dimension X to save the enslaved people of New York.

Première diffusion : 15 mars 2015

S3 E14 • Casey Jones combat le crime

Annoyed he was left out of the fight against the Kraang, Casey hunts down the Purple Dragons and Shredder to prove he just as great as the turtles.

Première diffusion : 22 mars 2015

S3 E15 • Le vengeur toxique

A new and unfamiliar mutant known as Muckman begins to gain notoriety as New York City's 'Monster Hero.'

Première diffusion : 26 avril 2015

S3 E16 • Le choc des mutanimaux

The Shredder kidnaps and experiments on the Mighty Mutanimals.

Première diffusion : 3 mai 2015

S3 E17 • Mon nom est Mondo Gecko

A skateboarding reptilian becomes friends with Mikey and Casey.

Première diffusion : 10 mai 2015

S3 E18 • Le venin mortel

Karai becomes brainwashed and goes after the turtles.

Première diffusion : 17 mai 2015

S3 E19 • Perdus dans le temps

The turtles travel through time because of an apprentice's actions, and they must unite to combat Time Master Savanti Romero.

Première diffusion : 2 août 2015

S3 E20 • La légende des Yokaï

When the Turtles are accidentally transported to the past, they happen to cross paths with a familiar ninja clan.

Première diffusion : 9 août 2015

S3 E21 • L'attaque du Méga-Shredder

Leonardo decides to sneak into Shredder's lair alone, and winds up facing the biggest mutant threat yet.

Première diffusion : 16 août 2015

S3 E22 • L'herbe-barjot

After an accident, Donnie finds himself slowly losing his intelligence.

Première diffusion : 23 août 2015

S3 E23 • Piège puissance quatre

The Turtles are baited by an unknown enemy into deadly traps.

Première diffusion : 13 septembre 2015

S3 E24 • Un dinosaure dans les égouts

Raph makes a new friend named Zog, an alien Triceraton.

Première diffusion : 20 septembre 2015

S3 E25 • L'anéantissement de la Terre (1)

When the turtles get word of the Kraang's return, they realize there is an even bigger threat coming to Earth.

Première diffusion : 27 septembre 2015

S3 E26 • L'anéantissement de la Terre (2)

When the turtles get word of the Kraang's return, they realize there is an even bigger threat coming to Earth.

Première diffusion : 27 septembre 2015