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The Best Episodes of Teenage Mutant Ninja Turtles Season 4

Every episode of Teenage Mutant Ninja Turtles Season 4 ranked from best to worst. Discover the Best Episodes of Teenage Mutant Ninja Turtles Season 4!

Binge this in 8h 45m•Peaking at 8.4/10

When four pet turtles were bathed in alien ooze, they began to mutate and became the Teenage Mutant Ninja Turtles. Raised in New York City sewers by their foster father and wise sensei, Master Splinter,

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Episode Rankings

  1. #1 Fan Favorite
    Teenage Mutant Ninja Turtles Season 4 Episode 16 - Prodigal Son
    8.4/10(227 votes)

    S4:E16

    Leonardo returns from Japan to find the lair in ruins and his family nowhere to be seen. As he investigates he finds that the Foot is back to full strength - with Karai as their leader. Since the Foot believe Leo to be dead, he puts all that he has learnt from the Anicent One into practice...

    Director:Unknown
    Writer:Gavin Hignight

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  2. Teenage Mutant Ninja Turtles Season 4 Episode 22 - Adventures in Turtlesitting
    8.4/10(226 votes)

    S4:E22

    With the outbreak-mutant situation the Turtles feel they have to deal with and Donatello sick his brothers leave him with Casey and April for care. But Donatello is not sick but in the last stages of a second mutation.

    Director:Unknown
    Writer:Unknown

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  3. Teenage Mutant Ninja Turtles Season 4 Episode 23 - Good Genes (1)
    8.4/10(214 votes)

    S4:E23

    With Donatello sick the Turtles are desperate. So desperate that they decide to try and sneak into Bishops facility, where they realize they have to make a deal with the devil if they want to cure Donatello

    Director:Unknown
    Writer:Christopher L. Yost

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  4. Teenage Mutant Ninja Turtles Season 4 Episode 25 - The Ninja Tribunal
    8.3/10(219 votes)

    S4:E25

    After the Turtles were able to cure Donatello's mutation, a group of ninjas confronts the Turtles to tell them about a battle between good and evil that will decide the fate of the world.

    Director:Unknown
    Writer:Michael Ryan

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  5. Teenage Mutant Ninja Turtles Season 4 Episode 15 - Scion of the Shredder
    8.2/10(219 votes)

    S4:E15

    While Leonardo is in Japan studying with the Ancient One, Karai as the new Shredder makes her attack. Will Leo return to New York? Will he find out what happened to his home and his family? And, have Splinter and Turtles really been destroyed?

    Director:Unknown
    Writer:Eugene Son

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  6. Teenage Mutant Ninja Turtles Season 4 Episode 24 - Good Genes (2)
    8.2/10(217 votes)

    S4:E24

    To cure Donatello the Turtles made a deal with the devil aka Bishop. Now they have to retrive a pendant that is supposed to help Bishop in his research. The thing is that the pendant is in the heart of the Foot-building, and Karai won't just hand it over

    Director:Unknown
    Writer:Christopher L. Yost

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  7. Teenage Mutant Ninja Turtles Season 4 Episode 19 - A Tale of Master Yoshi
    8.0/10(236 votes)

    S4:E19

    When the power goes out in their lair, the Turtles and Splinter gather around the candlelight as Leonardo tells a story he learned from the Ancient One about Splinter's sensei, Hamato Yoshi.

    Director:Unknown
    Writer:Unknown

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  8. Teenage Mutant Ninja Turtles Season 4 Episode 6 - I, Monster
    7.8/10(219 votes)

    S4:E6

    Casey and the Turtles are practising their hide-and-seek skills at an abandoned warehouse complex. All the while, a strangely familiar figure watches them from the shadows - with an army of rats at his command!

    Director:Unknown
    Writer:Unknown

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  9. Teenage Mutant Ninja Turtles Season 4 Episode 8 - All Hallows Thieves
    7.8/10(218 votes)

    S4:E8

    On Halloween night, a mustachioed man visits April, expressing interest in a rather unusual item: a hideous six-armed idol. But the statue is no ordinary junkshop knickknack; it can be used to invoke a horde of imps that proceed to clean out the city and bring its spoils to their master, a criminal who calls himself The King of Thieves.

    Director:Unknown
    Writer:Unknown

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  10. Teenage Mutant Ninja Turtles Season 4 Episode 14 - The Ancient One
    7.8/10(223 votes)

    S4:E14

    It is time for Leonardo to move on. Splinter sends Leo to a new sensei, or rather, a very old sensei. The journey is long and perilous. Can Leonardo look into himself and find the right answers to his questions? Can he even find the right questions?

    Director:Unknown
    Writer:Steve Murphy

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  11. Teenage Mutant Ninja Turtles Season 4 Episode 4 - Sons of the Silent Age
    7.7/10(209 votes)

    S4:E4

    The Turtles face a species of the deep, and when April gets too close to the action, she grasps a truth behind the current of environmental consequence.

    Director:Unknown
    Writer:Steve Murphy

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  12. Teenage Mutant Ninja Turtles Season 4 Episode 5 - Dragons' Brew
    7.7/10(210 votes)

    S4:E5

    Casey and Leo investigate a series of large-scale robberies. Not surprisingly, Hun and the Purple Dragon are to blame. However one of their hauls is a crate that should never have been opened!

    Director:Unknown
    Writer:Unknown

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  13. Teenage Mutant Ninja Turtles Season 4 Episode 10 - Aliens Among Us
    7.7/10(208 votes)

    S4:E10

    When the President of the United States arrives in New York City, an invasion of what seems to be aliens attacks at the most inconvenient time. However, the Turtles investigate this "invasion" and find out that Bishop is behind it. The question is - why?

    Director:Unknown
    Writer:Unknown

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  14. Teenage Mutant Ninja Turtles Season 4 Episode 17 - Outbreak
    7.6/10(205 votes)

    S4:E17

    Bishop has too deal with the consequenses of his actions when people and animals all over New York starts mutating into horrible beasts after his "alien" invasion.

    Director:Unknown
    Writer:Christopher L. Yost

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  15. Teenage Mutant Ninja Turtles Season 4 Episode 9 - Bad Day
    7.5/10(207 votes)

    S4:E9

    The Turtles learn first hand what it means to have a "Bad Shell Day" as calamity after calamity befalls them. This time the Turtles may not be able to save everybody...

    Director:Unknown
    Writer:Unknown

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  16. Teenage Mutant Ninja Turtles Season 4 Episode 20 - The Return of Savanti (1)
    7.4/10(199 votes)

    S4:E20

    Savanti Romero plots his revenge against the Turtles and Renet after they had him banished to the Cretaceous period. Using his magic to manipulate time, Romero lures the Turtles and Renet into a trap to obtain the time sceptre.

    Director:Unknown
    Writer:Unknown

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  17. Teenage Mutant Ninja Turtles Season 4 Episode 21 - The Return of Savanti (2)
    7.4/10(203 votes)

    S4:E21

    Having travelled to the past, the Turtles and Renet battle with Savanti Romero and his telepathically controlled dinosaurs as Savanti attempts to change the historic timeline by preventing the dinosaur extinction event.

    Director:Unknown
    Writer:Christopher L. Yost

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  18. Teenage Mutant Ninja Turtles Season 4 Episode 1 - Cousin Sid
    7.3/10(224 votes)

    S4:E1

    The Turtles hide out at Casey's farm to recover from their battle with the Shredder. However the ghosts of Casey's past come back to haunt him when his cousin Sid arrives with a gang in tow...

    Director:Unknown
    Writer:Christopher L. Yost

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  19. Teenage Mutant Ninja Turtles Season 4 Episode 11 - Dragons Rising
    7.3/10(199 votes)

    S4:E11

    The Purple Dragons have evolved from a basic street gang to a smuggling syndicate that works throughout New York. Leonardo goes with Casey to put an end to Hun's plans. However, Casey and the recently angry Leo will have to control their own fury if they want to bring justice-- and not just veangeance-- out of this.

    Director:Unknown
    Writer:Unknown

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  20. Teenage Mutant Ninja Turtles Season 4 Episode 18 - The Trouble with Augie
    7.3/10(198 votes)

    S4:E18

    For several years April's uncle Augustus (aka Augie) has been missing.

    Director:Unknown
    Writer:Unknown

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  21. Teenage Mutant Ninja Turtles Season 4 Episode 13 - Samurai Tourist
    7.2/10(211 votes)

    S4:E13

    Usagi and Gen come to New York for a visit with the Turtles. Gen gets a little carried away by the bright lights of the big city and goes wandering off on his own. And if the modern world wasn't dangerous enough, an assassin from Usagi's world has followed Usagi and Gen. His target: Leonardo.

    Director:Unknown
    Writer:Unknown

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  22. Teenage Mutant Ninja Turtles Season 4 Episode 2 - The Peoples' Choice
    7.1/10(208 votes)

    S4:E2

    The Turtles bear witness to a rumble in the urban jungle between two alien princesses, fighting for the right to party and rule. Pistols at twenty paces. Tally ho.

    Director:Unknown
    Writer:Baz Hawkins

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  23. Teenage Mutant Ninja Turtles Season 4 Episode 7 - Grudge Match
    6.9/10(202 votes)

    S4:E7

    A return to the Battle Nexus, a time to fight, is Mikey bound for glory once more?

    Director:Unknown
    Writer:Unknown

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  24. Teenage Mutant Ninja Turtles Season 4 Episode 3 - A Wing and a Prayer
    6.8/10(217 votes)

    S4:E3

    Ascending to new heights, the Turtles aid the winged warrior named Raptarr against the renegade Mephos to save the floating city of the Avians.

    Director:Unknown
    Writer:Baz Hawkins

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  25. Teenage Mutant Ninja Turtles Season 4 Episode 12 - Still Nobody
    6.7/10(213 votes)

    S4:E12

    The Turtles help Nobody protect an old man when he witnesses Jengo, leader of the Turks, harming a Turks member. Can the Turtles and Nobody stop the Turks?

    Director:Unknown
    Writer:Unknown

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Season 4 Ratings Summary

"Prodigal Son" is the best rated episode of "Teenage Mutant Ninja Turtles" season 4. It scored 8.4/10 based on 227 votes. Directed by Unknown and written by Gavin Hignight, it aired on 2/11/2006. This episode is rated 0.0 points higher than the second-best, "Adventures in Turtlesitting".