SAVE $4.08: As of Nov. 5, the Demon Slayer: Kimetsu no Yaiba Collectible Cards are on sale for $43.80 at Amazon. That's a 9% discount on the list price.

$43.80 at Amazon

$47.88 Save $4.08

If you're a fan of Demon Slayer or know someone who is, these collectible trading cards could be a fun addition to a collection.

The Infinity Castle Edition Series 1 box contains 12 packs, with three cards in each, giving you 36 cards to open, collect, and trade. Normally priced at $47.88, as of Nov. 5, you can get a $4.08 discount on this set, bringing the cost down to $43.80. According to camelcamelcamel , this is the best-ever price for these trading cards.

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This booster box is a trading card collection featuring artwork inspired by the popular anime show, including iconic characters and key moments from the Infinity Castle story arc.…