Teenage Mutant Ninja Turtles
Season 2 Episode 13 - Return to the Underground
7.9 ?
2003
Action & Adventure, Animation, Kids
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?
Episodes in Season 2
1
Turtles in Space (1): The Fugitoid
21 min
2
Turtles in Space (2): The Trouble with Triceratons
21 min
3
Turtles in Space (3): The Big House
21 min
4
Turtles in Space (4): The Arena
21 min
5
Turtles in Space (5): Triceraton Wars
21 min
6
Secret Origins (1)
21 min
7
Secret Origins (2)
21 min
8
Secret Origins (3)
21 min
9
Reflections
21 min
10
The Ultimate Ninja
21 min
11
The Return of Nano
21 min
12
What a Croc
21 min
13
Return to the Underground
21 min
NOW PLAYING
14
City at War (1)
21 min
15
City at War (2)
21 min
16
City at War (3)
21 min
17
Junklantis
21 min
18
The Golden Puck
21 min
19
Rogue in the House (1)
21 min
20
Rogue in the House (2)
21 min
21
April's Artifact
21 min
22
Return of the Justice Force
21 min
23
The Big Brawl (1)
21 min
24
The Big Brawl (2)
21 min
25
The Big Brawl (3)
21 min
26
The Big Brawl (4)
21 min
