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Season guide

Teenage Mutant Ninja Turtles: Season 3

26 episodes Premiered Oct 3, 2014
Previously on Teenage Mutant Ninja Turtles

Season 3 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • Directly follows the overarching narrative developments of Teenage Mutant Ninja Turtles Season 2.
  • Faction dynamics and core character alliances shift under escalating external stakes.
  • Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • Sets up serialized story arcs that build directly toward the climactic season finale.
Season 3 Episodes

Episode Guide

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Season 3 Progress Shield

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Binge Efficiency Engine

Season 3: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

12%
88%
Mytharc (3): Crucial lore & season climaxes
Core (23): Character development & subplots
Side Quest (0): Standalone / filler
S3·E1 Mytharc

Within the Woods

Oct 3, 2014

The team tries to deal with the possibility that Leo will not get better; a new mutant captures Raphael.

S3·E2 Core

A Foot Too Big

Oct 10, 2014

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

S3·E3 Core

Buried Secrets

Oct 17, 2014

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

S3·E4 Core

The Croaking

Nov 7, 2014

When he gets upset, Mikey flees and befriends a mutant frog in the woods, only to learn the frog and his family have nefarious plans.

S3·E5 Core

In Dreams

Nov 14, 2014

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

S3·E6 Core

Race with the Demon!

Nov 21, 2014

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

S3·E7 Core

Eyes of the Chimera

Jan 11, 2015

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

S3·E8 Core

Vision Quest

Jan 18, 2015

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.

S3·E9 Core

Return to New York

Jan 25, 2015

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

S3·E10 Core

Serpent Hunt

Feb 1, 2015

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

S3·E11 Core

The Pig and the Rhino

Mar 8, 2015

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.

S3·E12 Core

Battle for New York (1)

Mar 15, 2015

The Turtles must brave the bizarre world of Dimension X to save the enslaved people of New York. Part 1

S3·E14 Core

Casey Jones vs the Underworld

Mar 22, 2015

Casey Jones thinks he can take on the criminal underworld on his own, but soon discovers that he is in over his head.

S3·E15 Core

The Noxious Avenger

Apr 26, 2015

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

S3·E17 Core

Meet Mondo Gecko

May 10, 2015

Michelangelo and Casey become friends with Mondo Gecko, a radical, skateboarding, reptilian teenager.

S3·E18 Core

The Deadly Venom

May 17, 2015

When Karai is brainwashed, she begins hunting the Turtles.

S3·E19 Core

Turtles in Time

Aug 2, 2015

When the Turtles are whisked through time by apprentice Time Master Renet, they all must work together to defeat the evil Time Master Savanti Romero.

S3·E20 Core

Tale of the Yokai

Aug 9, 2015

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

S3·E21 Core

Attack of the Mega Shredder!

Aug 16, 2015

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

S3·E22 Core

The Creeping Doom

Aug 23, 2015

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

S3·E23 Core

The Fourfold Trap

Sep 13, 2015

After being kidnapped by the hypnotized Karai, the Turtles are placed in deadly traps that they must work together in in order to escape. Splinter, in his efforts to save the turtl

S3·E25 Mytharc

Annihilation: Earth! (1)

Sep 27, 2015

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

S3·E26 Mytharc

Annihilation: Earth! (2)

Sep 27, 2015

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