The Rocket's Training Gym

The Rocket's Training Gym is card gym1-104 from Gym Heroes, released August 2000. It is a Rare Colorless-type trainer. Within the set, it ranks #27 by EU market value across 132 cards with active pricing.

Gym Heroes contains 132 tracked cards, of which 23 share the Rare tier. The most valuable card in the set is currently Sabrina's Gengar at 292,41 € on the EU market.

Over the last 36 days, the EU market price has risen 15.1%, currently trading at 15,03 €. The recent low was 13,06 € on Apr 8, 2026.

There's a notable cross-region price spread. US (TCGPlayer) is $14.22; EU (CardTrader, NM EN) is 15,03 €. At the current FX that's a 13.0% EU premium — flippers would buy on TCGPlayer and sell on CardTrader, net of fees and shipping.