Oedipus Rex and that deal with the story of Oedipus, "Oedipus Rex" was the second to be written. However, in terms of the chronology of events that the plays describe, it comes first, followed by "Oedipus at Colonus" and then "Antigone". Prior to the start of "Oedipus Rex", Oedipus has become the king of Thebes while unwittingly fulfilling a prophecy that he would kill his father, Laius (the previous king), and marry his mother, Jocasta (whom Oedipus took as his queen after solving the riddle of the Sphinx). The action of Sophocles' play concerns Oedipus' search for the murderer of Laius in
Oedipus directed at Merope – but there is no hint of that). Freud reasoned that the ancient Greek audience, which heard the story told or saw the plays based on it, did know that Oedipus was actually killing his father and marrying his mother; the story being continually told and played therefore reflected a preoccupation with the theme. The term oedipism is used in medicine for serious self-inflicted eye injury, an extremely rare form of severe self-harm. Oedipus Oedipus (, ; "Oidípous" meaning 'swollen foot') was a mythical Greek king of Thebes. A tragic hero in Greek mythology, Oedipus accidentally fulfilled