Season 4
Episode Guide
Beyond the Known Universe
S4
E1
Oct 25, 2015
The Team meets a strange alien robot called the Fugitoid.
The Moons of Thalos 3
S4
E2
Nov 1, 2015
When the Team crash lands on an ice moon along with the enemy, they must put their differences aside to survive.
The Weird World of Wyrm
S4
E3
Nov 8, 2015
When Casey discovers a hypercube, he unleashes a 4th dimensional being: Wyrm.
The Outlaw Armaggon
S4
E4
Nov 15, 2015
When Lord Dregg hires a bounty hunter to destroy the Turtles, the team flees to an abandoned space station.
Riddle of the Ancient Aeons
S4
E5
Jan 10, 2016
The Turtles find themselves on a planet of pure evil.
Journey to the Center of Mikey's Mind
S4
E6
Jan 17, 2016
When microscopic aliens invade Mikey's mind, the Turtles have to chase them through the strange world of Mikey's subconscious.
The Arena of Carnage
S4
E7
Jan 24, 2016
The Turtles are captured and thrown into the Triceraton Arena!
The War for Dimension X
S4
E8
Jan 31, 2016
The Turtles have to gain the trust of the Utrom Council to find the next piece of the Black Hole Generator.
The Cosmic Ocean
S4
E9
Mar 13, 2016
The Turtles journey through an ocean-like area of space.
Trans-Dimensional Turtles
S4
E10
Mar 27, 2016
The Turtles are transported to another dimension, where they meet their 80's alternate-reality counterparts.
Revenge of the Triceratons
S4
E11
Apr 3, 2016
Donatello is feeling inferior to Fugitoid, but his intellect is put to the test when the Triceratons attack!
The Evil of Dregg
S4
E12
Apr 10, 2016
When Raph loses his fighting mojo, he must overcome his feelings to save his brothers from certain doom.
The Ever-Burning Fire
S4
E13
Apr 17, 2016
The team must overcome impossible odds to acquire the final Black Hole Generator piece.
Earth's Last Stand
S4
E14
Apr 24, 2016
As the team finally reaches Earth, Fugitoid reveals a horrible secret about his past.
City at War
S4
E15
Aug 14, 2016
When April graduates to full Kunoichi, she faces a deadly new enemy, while the Turtles face the return of some old, dangerous foes...
Broken Foot
S4
E16
Aug 21, 2016
When Leonardo secretly allies himself with Karai, he gets himself into deeper danger than he could have realized...
The Insecta Trifecta
S4
E17
Aug 28, 2016
The team faces Stockman-Fly's new insect minions, and Raph has to man up to overcome his fear of insects and lead the team.
Mutant Gangland
S4
E18
Sep 4, 2016
Don Vizioso's gang tracks the Turtles with a slew of Anti-Mutant weapons!
Bat in the Belfry
S4
E19
Sep 11, 2016
Mikey befriends two odd new Superheroes, Wingnut and Screwloose!
The Super Shredder
S4
E20
Nov 6, 2016
For the first time, the Turtles encounter something they cannot defeat - the Super Shredder!
Darkest Plight
S4
E21
Nov 13, 2016
The Turtle team hunts for their Sensei, but soon realize they are being hunted as well.
The Power Inside Her
S4
E22
Nov 20, 2016
A concerned Donnie tests April to discover her psychic abilities are rapidly growing in power.
Tokka vs. the World
S4
E23
Feb 5, 2017
Raph's bonding with little Chompy is interrupted by the invasion of Tokka, who has come to Earth searching for him.
Tale of Tiger Claw
S4
E24
Feb 12, 2017
A mysterious new enemy with superhuman speed is on the hunt for Tiger Claw, and will take out whoever stands in her way.
Requiem
S4
E25
Feb 19, 2017
Splinter must lead the Turtles and the Mighty Mutanimals on the hunt to defeat his old enemy.
Owari
S4
E26
Feb 26, 2017
The Turtles realize they must stop Shredder... and end this conflict once and for all.