Nickelodeon has announced that season 2 of it's Teenage Mutant Ninja Turtles cartoon series will begin Saturday, October 12, at 11am ET (10am CT).
In the first episode, "The Mutation Situation," the Turtles find out that alien Kraang has dropped mutagen canisters all over New York. Throughout Season 2, the heroes will have to recover those canisters before more mutants are created. Meanwhile, Kraang and Shredder have joined forces to stop the Turtles.
Here's a sneak peek clip: