The most valuable tracked card here is Kon Knueppel's 2025-26 Topps Chrome #254 at about $91 in PSA 10 (7-day median, Oct 31, 2026). The busiest is Kon Knueppel's 2025-26 Topps #204, with 72 clean sales in 30 days.
PSA 10 base cards only: no parallels, autos, lots or Best Offer sales. Updated every morning.
Of the cards SlabDigest tracks, Kon Knueppel's 2025-26 Topps Chrome #254, at about $91 in PSA 10 (7-day median of base-card sales, Oct 31, 2026).
Kon Knueppel's 2025-26 Topps #204, with 72 clean PSA 10 sales in the last 30 days.
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