I'm not sure what themes you are working with, but Iago is certainly presented as the villain and the mastermind of the schemes in Shakespeare's Othello.
From the start of the play, we know that Iago hates Othello and wants to ruin his life. He is upset that Othello has named Cassio lieutenant instead of himself. He has also heard a rumor (never substantiated in the play) that Othello slept with his wife, Emilia. As a result of these perceived slights, Iago vows to get revenge. He pretends to serve Othello but schemes behind his back. He tells Roderigo,
Though I do hate him [Othello] as I hate hell pains,
Yet for necessity of present life,
I must show out a flag and sign of love—
Which is indeed but sign. (I.i)
Iago tells Roderigo and the audience that he will purposely deceive Othello, so when Iago pretends to act loyally towards Othello (as he does in the...
(The entire section contains 462 words.)