In Norse tales, the Valkyries play a crucial role as divine warriors. They are tasked with selecting the slain from the battlefield, bringing the worthy dead to Valhalla, where they prepare for the ultimate battle during Ragnarök. The Valkyries embody the connection between life and death, influencing the fate of warriors and ensuring that those who fall honorably in battle receive their eternal reward. Their presence highlights themes of valor, honor, and the harsh realities of warfare within Norse cosmology.