Here's what happens to him in the play:
* Young Siward joins the fight against Macbeth: He is a fierce and valiant fighter, eager to prove himself in battle. He leads a charge against Macbeth's forces.
* He is killed by Macbeth: During the final battle, Young Siward is slain by Macbeth.
* His death is a tragic loss for his father: Siward is devastated by the news of his son's death, but he finds comfort in knowing that his son died bravely in battle.
* He becomes a symbol of sacrifice: Young Siward's death highlights the cost of war and the tragedy of young lives lost in conflict.
While his role is relatively small compared to other characters in the play, Young Siward's death serves as a crucial point in the narrative, furthering the tragic theme of the play and highlighting the consequences of Macbeth's tyranny.