Seasons & episodes
S1 · E25Showdown (1) 2013-08-08 · 23 min
The turtles engage in a difficult battle, as they make a desperate assault on TCRI to shut down the Kraang portal.
S1 · E26Showdown (2) 2013-08-08 · 23 min
With the world at stake, the only thing of importance is that the Turtles complete their mission. No matter what ...
S2 · E1The Mutation Situation 2013-10-12 · 22 min
The Turtles discover that the Kraang survived their previous showdown and have dropped mutagen canisters all over New York City.
S2 · E2Invasion of the Squirrelanoids 2013-10-19 · 22 min
While tracking mutagen, the Turtles bring a mutated squirrel back to the lair. When it starts multiplying, the Turtles must hunt the squirrel mutants and prevent them from escaping into the city.
S2 · E3Follow the Leader 2013-11-02 · 22 min
The Turtles face an army of robot foot soldiers; Karai captures Leonardo and forces him to do battle with ninjas that can adapt to his every move.
S2 · E4Mutagen Man Unleashed 2013-11-09 · 22 min
Donatello experiments with mutagen in an attempt to find a cure for April's mutated father. But one of his expirements goes wrong and he is unleashed in the city.
S2 · E5Mikey Gets Shellacne 2013-11-16 · 22 min
Michelangelo plays with some mutagen, contracting a dangerous infection that mutates out of control.
S2 · E6Target: April O'Neil 2013-11-23 · 22 min
April tries to resume her normal life; April realizes that she may have put her friend in jeopardy when Karai starts hunting her again.
S2 · E7Slash and Destroy 2013-11-30 · 22 min
The Turtles find themselves being hunted by a new threat -- another mutant turtle called Slash, who has a personal vendetta against the brothers.
S2 · E8The Good, The Bad, and Casey Jones 2014-02-02 · 22 min
After encountering mutants and ninjas, Casey Jones decides to take on "pure evil" alone. When he meets Raphael, the two hot-headed fighters must put their dislike for each other aside and work together against a common foe.
S2 · E9The Kraang Conspiracy 2014-02-09 · 22 min
April feels left out and insists on joining the Turtles on a mission to TCRI; A secret about April's past is revealed...
S2 · E10Fungus Humungous 2014-02-16 · 22 min
A fungus mutant spreads through the sewers causing the Turtles to experience their worst fears. Leonardo must face his greatest fear.
S2 · E11Metalhead Rewired 2014-02-23 · 22 min
After Donnie upgrades Metalhead's artificial intelligence, he must decide if he can trust a sentient Metalhead.
S2 · E12Of Rats and Men 2014-03-02 · 22 min
When the Rat King returns, Splinter must overcome his fears in order to defeat his enemy.
S2 · E13The Manhattan Project (1) 2014-03-14 · 22 min
Leonardo considers asking Splinter for help while facing Shredder's new assassin; Donnie must put aside his rivalry with Casey in order to uncover a Kraang plot.
S2 · E14The Manhattan Project (2) 2014-03-14 · 22 min
Leonardo considers asking Splinter for help while facing Shredder's new assassin; Donnie must put aside his rivalry with Casey in order to uncover a Kraang plot.
S2 · E15Mazes & Mutants 2014-04-27 · 22 min
When the turtles play a Fantasy LARP game to get their minds off things, they separate the difference between fantasy and reality.
S2 · E16The Lonely Mutation of Baxter Stockman 2014-05-04 · 22 min
The Turtles create a retro-mutagen to help April's father; Baxter Stockman threatens to mutate April.
S2 · E17Newtralized! 2014-05-11 · 22 min
Raphael is worried about Casey's ability to handle big mutant threats especially when they meet Slash again and discover he has a partner of his own, the Newtralizer.
S2 · E18Pizza Face 2014-05-18 · 22 min
Mikey struggles to convince the others that a new mutant is trying to attack and capture people using living pizzas.
S2 · E19The Wrath of Tiger Claw 2014-06-08 · 22 min
When Tiger Claw returns, he vows to hunt and destroy the turtles, as well as April and Casey. Meanwhile, Karai finds out the truth about her mother and real father, forcing her to make a life changing decision.
S2 · E20The Legend of the Kuro Kabuto 2014-06-15 · 22 min
Leo tries to convince the team to rescue Karai; a master thief steals Shredder’s helmet.
S2 · E21Plan 10 2014-06-22 · 22 min
Raphael accidentally damages a machine that forces him to swap minds with a Kraang. Now he must find a way to convince his brothers and Splinter that it's really him, before the Kraang controlling his body destroys his brothers or worse, reveals their location to the rest of the Kraang.
S2 · E22Vengeance is Mine 2014-06-29 · 22 min
Leo stages a rescue for Karai against Splinter's wishes. While the mission is a success, Karai's knowledge of the truth makes her rush out to take her revenge on Shredder for killing her mother and lying to her for so long, leading to an unexpected turn of events.