Rocket's Secret Experiment

Gym Challenge • #120

Rarity	Uncommon
Card type	Trainer
Artist	Ken Sugimori
Released	2000/10/16

TCGplayer Prices as of Jun 8, 2026

1st Edition

Near Mint	$4.68

Unlimited

Near Mint	$4.47

Graded Card Prices

eBay sold listings by grade, last 90 days.

PSA 10

$83.00

$83.00 Sep 4

CGC 10

$11.50

$11.50 Feb 1

PSA 9

$51.00 ▼

$51.00 Dec 27
$86.96 Nov 3
$79.99 Nov 1

PSA 8

$7.41

Raw

$10.00

$10.00 Jan 7

Data through Feb 1, 2026.

Price History

Price data from TCGplayer and eBay sold listings. Updated daily.

Grading Population

54 Total Graded

11.1% Gem Rate

6 Total Gems

3 Graders

PSA 18 graded

Grade 9: 7 Grade 10: 2 Gem rate: 11.1%

BECKETT 4 graded

Grade 9: 3

CGC 32 graded

Grade 9: 6 Grade 10: 4 Gem rate: 12.5%

Population data updated May 5, 2026. Tracks PSA, Beckett, CGC, and SGC. Newer graders like TAG and ACE appear in sales data below but not in PSA-style population reports.

AI Price Prediction

Frequently Asked Questions

What is the current market price of Rocket's Secret Experiment?

The current market price of Rocket's Secret Experiment from Gym Challenge (2000) is $4.47, based on the latest TCGplayer sales data. Prices update daily and may fluctuate based on demand, condition, and recent sales activity.

What set is Rocket's Secret Experiment from?

Rocket's Secret Experiment in the Gym Challenge set, which was released in 2000. It is card number 120.

How rare is Rocket's Secret Experiment?

Rocket's Secret Experiment has a rarity classification of Uncommon. The card was illustrated by Ken Sugimori.

How many copies of Rocket's Secret Experiment have been graded?

A total of 54 copies of Rocket's Secret Experiment have been graded across major grading companies (PSA, BGS, CGC, SGC). The overall gem rate (grade 10) is approximately 11.1%.

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