Peripeteia considered complex and superior to simple plots without anagnorisis or peripeteia, such as when Medea resolves to kill her children, knowing they are her children, and does so. Aristotle identified "Oedipus Rex" as the principal work demonstrating peripety. (See Aristotle's "Poetics".) In Sophocles' "Oedipus Rex", the peripeteia occurs towards the end of the play when the Messenger brings Oedipus news of his parentage. In the play, Oedipus is fated to murder his father and marry his mother. His parents, Laius and Jocasta, try to forestall the oracle by sending their son away to be killed, but he is actually raised
Jocasta (comics) to Machine Man who had been working on a way to resurrect her, just before Machine Man was attacked by a form of the alien Terminus. In the same area, the arms dealer Madame Menace became involved in the fray, and found Jocasta's lost head, appropriating it for her own purposes. Much later, Madame Menace manipulated events so Tony Stark would unlock Jocasta's programming so that she would become the basis for Madame Menace's new weapons systems. Stark soon realized the android's identity, helped Jocasta to awaken, and Jocasta managed to turn the tables on Madame Menace, seemingly sacrificing herself