Brock's Sandslash [1st-Edition] #36

Gym Challenge [1st-Edition] · 2000 · Uncommon

Medium confidence 67th most valuable of 132 priced cards in Gym Challenge [1st-Edition]

Estimated from recent UK sales — 6 recent UK sale(s).

Read directly from the UK market — 6 recent listings for this exact card, refreshed weekly.

A PSA 10 of this card sells for about 22.2× the ungraded price — £10.79 raw against £239.10 graded.

UK guide prices, with the US market alongside — updated 24 August 2026. Each market is priced from real market data in that market. Estimates for collection tracking — not an appraisal or a quote.

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