Aboard the Dreggnaught, Dregg and Mungg are discussing their next move against the Turtles when Mungg informs Dregg that, whilst scouting dimensions, he came across two individuals who claimed they were "old acquaintances of the turtles": Shredder and Krang! Intrigued by the prospect of using the TMNT's mortal enemies as pawns in his grand scheme, Dregg makes preparations to bring Shredder and Krang back to earth. Meanwhile, Donatello cures Carter of his mutation disease, using the process he used to cure his brothers. Carter, wanting to return to civilization decides the time has come to leave The TMNT and New York behind him, and says goodbye. Elsewhere, at the power plant, Dregg and Mungg activate the Vortex Transporter, which causes a citywide blackout, but in Dregg's eyes, the chaos is all worth the effort, as the transporter succeeds in bringing Shredder and Krang back. But the two villains prove to be as sly as Dregg when they are able to get away from him, proclaiming...
Elenco: Cam Clarke , Barry Gordon , Townsend Coleman , Michael Gough , Pat Fraley , Tony Jay , Bill Martin , James Avery .