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Professor Elm's Training Method
HS trainer Kit (Gyarados)

Professor Elm's Training Method

HS trainer Kit (Gyarados) · 25/30
Illustration: Ken Sugimori →
Market value · English · Near Mint
$12.01

What is Professor Elm's Training Method 25/30 (HS trainer Kit (Gyarados)) worth?

As of 2026-10-18: In Near Mint, an English copy of Professor Elm's Training Method 25/30 is worth about $12.01, based on 1 real sales.

  1. 1
    Real sales

    1 completed Near Mint sales from eBay, Goldin and Fanatics, each one checked on the listing page.

  2. 2
    Outliers out

    Prices far above or below the median are dropped: lots, fakes, mismatched cards.

  3. 3
    Recent counts more

    Newer sales weigh more than old ones, so the value follows the market, not the yearly average.

No estimate, no asking prices. Paid sales only.
Market price
$12.01
based on 1 sales
Price history · RAW
2026-10-09 · $1.77 $12.01 · 2026-10-11
How is this value calculated?
Direct market value · $12.01

Recency-weighted trimmed median of 1 NM sales (RAW; outliers trimmed against the median, newer sales weigh more, dynamic half-life).

PSA Population

No PSA numbers for this print yet — in any language.

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FAQ

Frequently asked questions

How does Last Sold determine the market value?

Last Sold uses only real sales — eBay plus auction houses like Goldin & Fanatics — recent sales count more (recency weighting), outliers and fakes are removed. It's not an estimate but actual sold prices, separated by condition, language and grading.