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Action Comics #518 "Superman: Treasure Hunt on a Small Planet!" & "Aquaman: Beyond the Poseidon Adventure" (Newsstand - FN+)
Action Comics #518 "Superman: Treasure Hunt on a Small Planet!" & "Aquaman: Beyond the Poseidon Adventure" (Newsstand - FN+)
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Action Comics #518 (April 1981) – A Bronze Age Gem at VegasComics.comSecure Action Comics #518, featuring "Superman: Treasure Hunt on a Small Planet!" and "Aquaman: Beyond the Poseidon Adventure!" at VegasComics.com. This Bronze Age DC newsstand issue is a collector’s must-have and a smart investment, packed with thrilling Superman and Aquaman stories and strong value potential.
Key Appearances: In "Superman: Treasure Hunt on a Small Planet!" (Gerry Conway, Curt Swan, Frank Chiaramonte), Superman investigates aliens stealing Earth’s dams and factories, uncovering a plot to loot resources for a miniature planet. His ingenuity saves Earth in a classic sci-fi adventure. "Aquaman: Beyond the Poseidon Adventure!" (J.M. DeMatteis, Don Heck) follows Ocean Master surviving a fall, now under Amphitrite’s command. She sends Poseidon to battle Aquaman, who suspects Ocean Master’s mother, his father’s second wife, may still live, adding depth to his saga.
Current Value: Recent confirmed sales for Action Comics #518 in FN+ (Fine Plus) condition range from $15–$25, based on eBay and MyComicShop transactions (May–July 2025). Its Superman and Aquaman stories, plus newsstand rarity, drive steady collector demand. VegasComics.com offers competitive pricing for this issue, aligning with market trends for Bronze Age keys.
Expected Value and Trends: The value of Action Comics #518 is poised to grow, fueled by Superman’s enduring popularity and Aquaman’s rising profile, bolstered by his cinematic presence and potential DCU projects. The Ocean Master storyline adds collectible appeal. Bronze Age keys typically appreciate 5–10% annually, with this issue potentially doubling in value over 5–7 years as DC’s superhero focus intensifies. No specific events are tied to this issue, but media-driven interest in Aquaman could boost demand.Secure Action Comics #518 at VegasComics.com, your trusted source for investment-grade comics. With daily inventory updates, flexible payment plans, and a passion for collectibles, this newsstand issue is a strategic addition to your portfolio. Don’t miss owning a piece of Superman and Aquaman’s Bronze Age legacy with strong investment upside—grab yours today!

