Teenage Mutant Ninja Turtles

Season 1, Episode 12

Episode Title: It Came From the Depths

Air Date: 2012-12-15

Overview:

Michelangelo befriends Leatherhead, an unstable mutant alligator who possesses a strange piece of Kraang technology, but the other Turtles aren’t sure whether Leatherhead is a friend or a foe.