Macbeth: His extreme pride is his most dominant trait now. He plays a part to further his own evil desires. "...Our high-placed Macbeth shall live the lease of nature" (IVi)
Macduff: He is portrayed as a man with more feeling and emotions in contrast to Macbeth who is an unfeeling man. "I will do so. But I must also feel it like a man" (IViii)
Malcolm: He is described as the manifestation of goodness in kinship. He plays a part to strengthen the desire for goodness. "Wiped the black scruples, reconciled my thoughts / to thy good truth and honour" (IViii)
IViii: In this scene Macbeth returns to the witches and demands to see apparitions of his future. The first is the disembodied head of a warrior warning Macbeth of a bloody revenge from Macduff, the next was a blood covered child who gives comfort by saying Macbeth will not be killed by any man "of woman born" and the last was a child wearing a crown promising Macbeth will not lose until Birnam wood physically moves toward Dunsinane. He was encouraged by these apparitions and asked the witches if Banquo's line will ever reign; the witches showed him a line of kings, led by Banquo. In anger Macbeth revealed a determination to slaughter Macduff's family.
IVii: This scene revolves around the murder of Macduff's family. Lady Macduff tells her first born that his father is a traitor, he accepted this truth with great wisdom. The Thane of Ross came to warn them to escape before it was too late, but Lady Macduff and her son encountered Macbeth's henchmen and were murdered.
IViii: This scene is when Macduff joins the rebel army against Macbeth. Malcolm tests his loyalty; Macduff displays a fit of anger toward Macbeth. Ross then tells Macduff of the slaughter of his family. Macduff then agrees to join the rebel army and also reveals his want for a personal revenge against Macbeth.