Rocket's Secret Experiment 120/132 — Gym Challenge
Rocket's Secret Experiment is card 120/132 from Gym Challenge (Gym, 2000), a Uncommon Trainer card illustrated by Ken Sugimori.
Rocket's Secret Experiment price
Live prices for this card aren't available right now. Use the eBay UK sold-price link below for current values.
Prices: TCGplayer market (US, $) and Cardmarket trend (EU, €) via the Pokémon TCG API, each shown with the date it was last updated. Indicative only — UK sold prices on eBay are often the best guide.
Card details
About this card
Rocket's Secret Experiment 120/132 is card 120 in Gym Challenge (132 numbered cards). It's one of 42 Uncommon cards in the set — 32% of 132. It's the only English card named “Rocket's Secret Experiment”. Ken Sugimori illustrated 100 cards in Gym Challenge and 1114 English cards in total.
It isn't legal in the 2026–27 Standard format, so demand comes mainly from collectors.
More: full Gym Challenge list
Is Rocket's Secret Experiment 120/132 worth anything?
We don't have a live market price for this card at the moment. The price you'll get in the UK depends mostly on condition: check the corners, edges and surface, and whether the artwork is well centred. Damaged cards sell for much less, while professionally graded copies in top condition can sell for far more.
To be sure you have the right card, match the set symbol and the number 120/132 printed at the bottom of your card. Then compare completed eBay UK listings — sold prices, not asking prices — for copies in similar condition.
Questions people ask
What set is Rocket's Secret Experiment 120/132 from?
Gym Challenge, released 16 October 2000 in the Gym series. Look for the set symbol next to the number 120/132.
How rare is Rocket's Secret Experiment 120/132?
It's an Uncommon — one of 42 cards at that rarity in Gym Challenge.
Who illustrated Rocket's Secret Experiment 120/132?
Ken Sugimori, who has 1114 English Pokémon cards credited.
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