Essay- Oedipus the King by Sophocles According to Aristotle, the protagonist in a tragedy must have a tragic flaw that ultimately becomes the cause of his ruin. Oedipus in Oedipus the King by Sophocles tragic flaw that caused his downfall was his pride. Three examples of when Oedipus’ pride got the better of him were: when he left his adopted parents in Cornith, the second is when he goes against Creon, and the third is when Oedipus is demanding that the messenger tell him all he knows about who his real parents are. Oedipus shows himself as being very pridefull when he leaves his adopted parents in Corinth. Oedipus leaves after he is told about his