Which marketing strategy was NOT used in the promotion of the 'Ragnarök' product collection that helped it become the fastest-selling mythology-themed retail line in Scandinavia?

In 2018, a major Scandinavian lifestyle brand launched an innovative product line inspired by Norse mythology that became their most successful collection to date. The limited-edition series featured authentic runic designs and mythology-inspired packaging that created unprecedented customer engagement. Test your knowledge about this groundbreaking marketing campaign that brought ancient folklore into contemporary retail.

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Augmented reality app that revealed hidden runic messages on product packaging when scanned
Limited-edition products released to coincide with solstices and traditional Norse festivals
Celebrity endorsements from actors who played Norse gods in popular films
Immersive in-store experiences featuring traditional Norse storytellers and themed environments