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Card Blog & Resources

What is Alt Card Value?

Alt card value is a proprietary calculation that estimates a card’s real time market worth. Alt is a graded traded card platform that calculates “Alt Value” based on recent transactions and “systemic market knowledge.” While we highlight Alt as one of the best sports card apps, it really is a full on platform experience more

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2023 Topps Heritage Most Valuable Cards

The most valuable cards sold from 2023 Topps Heritage include Real One Red Ink Autos /74: Corbin Carroll ($1K), Adley Rutschman ($780), Gunnar Henderson ($750), Mike Trout ($725), and Julio Rodriguez ($550). In terms of non-autos, a Rutschman Nickname Variation sold at $250, a Trout Nickname Variation sold for $190, and an Ohtani Nickname Variation

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6 Most Valuable Baseball Card Errors (and Misprints)

When you think about just how many different baseball card brands and companies there are, and how many cards those companies are printing, things can’t possibly go perfectly every single time. You might see incorrect pictures or misspelled names; weird lines or missing items altogether. Some of these are misprints and others are pure errors.

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