<h2><strong>Two 2020 Donruss Optic Downtowns with a perfect SLAM Score</strong><br /><br />SLAM Score can be seen for each card on the Mantel Marketplace (app only) - check the SLAM on your card through the Marketplace search!<br /><br />What is a SLAM Score? The SLAM Score (Secondary Liquidity &amp; Momentum) is Mantel's quantitative measure of how easily a trading card can bought or sold on the secondary market. The philosophy behind SLAM is simple: How close is this card to straight, cold, hard cash?</h2>

Which would your rather have in your collection?

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