In Norse mythology, 800 warriors are said to pass through each of Valhalla’s 540 doors. This figure appears in Grímnismál, a poem in the Poetic Edda, where Odin describes the immense hall and the army that will emerge from it at Ragnarök.
The numbers create a deliberately enormous total: 540 doors multiplied by 800 warriors gives 432,000 fighters. The verse presents Valhalla as a vast mythic residence rather than a realistic architectural plan. Its scale reflects the importance of the einherjar, the warriors chosen after death for Odin’s host.
The figure is sometimes confused with the number of doors itself. Valhalla is traditionally described as having 540 doors, while 800 warriors are associated with each doorway. Some modern retellings simplify or alter these details, but the combined door-and-warrior figures come from the poetic description attributed to Odin.
The warriors feast and fight repeatedly in preparation for the final battle, after which they are expected to fight on Odin’s side at Ragnarök.