Disdaining fortune, with his brandish’d steel which smok’d with bloody execution
-“disdaining” emphasises how M was able to prove fortune unworthy, going against all odds and winning the battle for Scotland.
-”Brandish’d“ highlights M‘s lack of self control or concern for human life, foreshadowing his later deeds. This exposes his genuineness of his character which consists of several nefarious traits.
-”Smok’d” illustrates how M ruthlessly murdered people on the battlefield with such skill and speed his sword is metaphorically on fire.