Teenage Mutant Ninja Turtles: Saturday Morning Adventures, Vol. 2

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An accidental encounter with a mysterious element in the sewers diminishes the Rat King's control over rodents while granting him power over reptiles, complicating matters for the Teenage Mutant Ninja Turtles. Meanwhile, a special expedition to the ocean floor leads the TMNT to Turtlantis, a hidden civilization that worships turtles. As they navigate these challenges, Donatello uncovers an interdimensional signal linked to Shredder's theft of a powerful meteorite, prompting assistance from the Punk Frogs.