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The 7 Most Valuable Keldeo-EX Cards

The most valuable Keldeo-EX card is the 2012 Boundaries Crossed Keldeo-EX #142 at $140.80 as of September 14, 2026.

By Ripbin Research · Updated 2026-09-14 · prices from live market data

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The 7 most valuable Keldeo-EX cards in the Ripbin catalog (2011–2025) carry a combined raw market value of $222.68, topped by a $140.80 card.

  1. 2012 Boundaries Crossed Keldeo-EX #142

    #12012 Boundaries Crossed Keldeo-EX #142

    $140.80
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  2. 2025 White Flare Keldeo ex #167

    #22025 White Flare Keldeo ex #167

    $71.78PSA 10 ~$250.00
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  3. 2013 Legendary Treasures Keldeo-EX #45

    #32013 Legendary Treasures Keldeo-EX #45

    $4.31
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  4. 2011 BW Black Star Promos Keldeo-EX #BW61

    #42011 BW Black Star Promos Keldeo-EX #BW61

    $2.41
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  5. 2012 Boundaries Crossed Keldeo-EX #49

    #52012 Boundaries Crossed Keldeo-EX #49

    $1.45PSA 10 ~$299.99
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  6. 2025 White Flare Keldeo ex #159

    #62025 White Flare Keldeo ex #159

    $1.32
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  7. 2025 White Flare Keldeo ex #30

    #72025 White Flare Keldeo ex #30

    $0.61PSA 10 ~$56.99
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