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Teenage Mutant Ninja Turtles
Loading…Teenage Mutant Ninja TurtlesSeason 2 · Episode 13 — Return to the Underground
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Season 2 · Episode 13S2 · E13Return to the Underground

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Episodes

26 in Season 2

  1. 1Turtles in Space (1): The Fugitoid21 min · 2003
  2. 2Turtles in Space (2): The Trouble with Triceratons21 min · 2003
  3. 3Turtles in Space (3): The Big House21 min · 2003
  4. 4Turtles in Space (4): The Arena21 min · 2003
  5. 5Turtles in Space (5): Triceraton Wars21 min · 2003
  6. 6Secret Origins (1)21 min · 2004
  7. 7Secret Origins (2)21 min · 2004
  8. 8Secret Origins (3)21 min · 2004
  9. 9Reflections21 min · 2004
  10. 10The Ultimate Ninja21 min · 2004
  11. 11The Return of Nano21 min · 2004
  12. 12What a Croc21 min · 2004
  13. 13Return to the UndergroundNow playing
  14. 14City at War (1)21 min · 2004
  15. 15City at War (2)21 min · 2004
  16. 16City at War (3)21 min · 2004
  17. 17Junklantis21 min · 2004
  18. 18The Golden Puck21 min · 2004
  19. 19Rogue in the House (1)21 min · 2004
  20. 20Rogue in the House (2)21 min · 2004
  21. 21April's Artifact21 min · 2004
  22. 22Return of the Justice Force21 min · 2004
  23. 23The Big Brawl (1)21 min · 2004
  24. 24The Big Brawl (2)21 min · 2004
  25. 25The Big Brawl (3)21 min · 2004
  26. 26The Big Brawl (4)21 min · 2004
S2 · E13Teenage Mutant Ninja Turtles

Return to the Underground

7.9Action & Adventure, Animation200321 min

The Turtles return to the underground city but they find the city is now abandoned, it's crystal moon power source missing, and it's human population reduced to monsters. Can an unstable serum created by Donatello restore the humans to normal?

Up nextCity at War (1)S2 · E14 · 21 min

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