The King of Gluttony in the End of the World

[Apocalypse + Survival + Mutation + System + Evolution] The sky tore and blue rain fell. I dragged Parkinson's trembling body into the source pool and merged with the unknown symbiote. From then on, the world became my dining room table. By eating the mutated boar, I gained rock skin. Swallowing the mechanical remains, I mastered metal manipulation. But the cold system prompts in my mind kept warning: [Pollution load 45%... Gene stability continues to decrease...] I am the harbinger of evolution in the eyes of the survivors and the monster they fear. When the last bastion of humanity closes its doors to me, I stood on top of the ruins, looking at the faint blue light pillar that penetrated the sky and the earth. The hunger in my stomach roared, and the system whispered in my ears: "If you want to survive, eat this collapsed world."