HarperPrism Book Promos resale values

5 HarperPrism Book Promos priced on real sold comps, ranging from $1 to $145. See what each is worth — loose or complete — before you buy or sell.

Updated August 2026 · prices refresh as new sales close.

Arena (HarperPrism Book Promos)$9 二手

Sewers of Estark (HarperPrism Book Promos)$1 二手

Windseeker Centaur (HarperPrism Book Promos)$4 二手

Giant Badger (HarperPrism Book Promos)$9 二手

Mana Crypt (HarperPrism Book Promos)$145 二手

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