Which mythological marketing strategy did ancient Norse merchants employ that's considered an early form of limited-edition product drops in modern retail?

Throughout history, mythological figures have demonstrated marketing principles that modern retailers still use today. From Hermes' persuasive techniques to the visual merchandising of temple offerings, ancient stories contain surprising retail wisdom. Test your knowledge of how mythology and modern product marketing intersect in this challenging trivia question!

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Ragnarök Countdown Sales - creating artificial scarcity by claiming items would only be available until the prophesied end of the world
Seasonally crafted Mjölnir amulets - producing unique designs only during specific festivals to drive demand and collector interest
Odin's Knowledge Exchange - offering product discounts to customers who could recite specific myths and sagas
Bifröst Bridge Promotions - providing special offers to travelers who had journeyed from particularly distant regions