Nick Cardy returns to the Teen Titans with the cover to this groovy Silver Age one-shot! Robin, Speedy, Aqualad, Wonder Girl, and Kid Flash are facing off against a power-mad mayor when three notoriuos supervillians (the Penguin, Black Manta, and Mr. Element) arrive on the scene, claiming to be the Titans'' mentors imprisoned in their foes'' bodies! Can they trust anyone over thirty?