Physical Changes:
* Alcoholism worsens: The pressure and trauma of the rebellion take a toll on Haymitch. He struggles to cope and relapses into heavy drinking, often passing out.
* Physical deterioration: His drinking further deteriorates his health, making him appear older and weaker. He frequently suffers from hangovers and struggles to function.
Emotional Changes:
* Grief and guilt: He is deeply affected by the death of Primrose Everdeen, feeling immense guilt for putting her in danger and failing to protect her.
* Acceptance of his role: Haymitch acknowledges his responsibility as mentor and strategist, even when he is reluctant to participate. He becomes more serious and focused, putting his past demons aside to help the rebellion.
* Developing a relationship with Katniss: He becomes more protective and supportive of Katniss, recognizing her struggle and offering her guidance. He also shares his own experiences and vulnerabilities with her.
* Facing his past: He confronts his own past as a victor and the trauma he endured in the Games, eventually choosing to share his experiences with Katniss and Peeta. This allows him to process his trauma and find some closure.
Role in the Rebellion:
* Strategist and mentor: Haymitch uses his knowledge of the Capitol and the Games to strategize with the rebellion, offering valuable insights. He also mentors Katniss and Peeta, guiding them through their roles as Mockingjays.
* Moral compass: Haymitch acts as a voice of reason and morality in the rebellion. He challenges the more extreme factions and reminds them of the human cost of war.
Ultimately, Haymitch undergoes a profound transformation in Mockingjay. He faces his demons, embraces his role, and ultimately helps lead the rebellion to victory, even at a great personal cost.