The duplicitous character of Iago proves the theme of illusion versus reality very effectively in many scenes through many evil acts of revenge, deceit and betrayal. In Act 2 Scene 3, Iago’s plan of revenge is revealed to the audience through the use of prose. “My wife must move for Cassio to her mistress/ (I’ll set her on); / Myself the while to draw the Moor apart, / And bring him jump when he may Cassio find / Soliciting his wife. Ay, that’s the way! / Dull not device by coldness and delay.” (2:3,343) Through this quote, the audience is come to be aware of Iago’s duplicitous nature, as he plans to poison Othello’s mind in the hope that he will be convinced that Desdemona and Cassio are having an affair. This relates to illusion versus reality because the reality is that Desdemona is not having an affair with Cassio, nor with any of the other characters in the play. Iago has created an illusion to cause conflict, and to anger Othello, as an act of revenge to Othello for not giving him the promotion of lieutenant. Iago also mentions to Othello that, “She did deceive her father, marrying you” (3:3,209), referring to Desdemona. Iago mentions this out of spite, and…