Final answer:
In Norse mythology, Odin dies in the events of Ragnarok, the end of the world. He is swallowed whole by the monstrous wolf Fenrir.
Step-by-step explanation:
In Norse mythology, Odin is a prominent god associated with wisdom, war, and death.
According to the Prose Edda, a primary source for Norse mythology, Odin dies in the events of Ragnarok, the end of the world.
During Ragnarok, Odin fights against the monstrous wolf Fenrir, and ultimately, Fenrir swallows Odin whole, leading to his death.