Teenage Mutant Ninja Turtles: Season 2 Episode 13
Return to the Underground
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?
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Opensubtitles
2 - 1Turtles in Space (1): The Fugitoid Nov. 08, 2003
2 - 2Turtles in Space (2): The Trouble with Triceratons Nov. 15, 2003
2 - 3Turtles in Space (3): The Big House Nov. 22, 2003
2 - 4Turtles in Space (4): The Arena Nov. 29, 2003
2 - 5Turtles in Space (5): Triceraton Wars Dec. 06, 2003
2 - 6Secret Origins (1) Jan. 17, 2004
2 - 7Secret Origins (2) Jan. 24, 2004
2 - 8Secret Origins (3) Jan. 31, 2004
2 - 9Reflections Feb. 07, 2004
2 - 10The Ultimate Ninja Feb. 14, 2004
2 - 11Modern Love - The Return of Nano Feb. 21, 2004
2 - 12What a Croc Feb. 28, 2004
2 - 13Return to the Underground Mar. 06, 2004
2 - 14City at War (1) Mar. 13, 2004
2 - 15City at War (2) Mar. 20, 2004
2 - 16City at War (3) Mar. 27, 2004
2 - 17Junklantis Apr. 03, 2004
2 - 18The Golden Puck Apr. 10, 2004
2 - 19Rogue in the House (1) Apr. 17, 2004
2 - 20Rogue in the House (2) Apr. 24, 2004
2 - 21April's Artifact May. 01, 2004
2 - 22Return of the Justice Force May. 08, 2004
2 - 23Big Brawl (1) May. 15, 2004
2 - 24Big Brawl (2) Sep. 18, 2004
2 - 25Big Brawl (3) Sep. 25, 2004
2 - 26Big Brawl (4) Oct. 02, 2004
