Professor Cozmo's Discovery

Rayquaza Constructed Starter Deck · #14/15 · None · 2004JPN

$0.50

Market price ▼ 94.4% (30d)

Prices as of Sep 28, 2026

2graded pop

100%gem rate

-83%off ATH $3.00 · Aug 2026

Market data

Price history

1st Edition▲ 0.0% 7d

Low $0.50Mid $0.50High $0.50

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Live listings

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Graded market

Graded values

updated 2026-09-26

Grade 6 est.$2.85

Grade 5 est.$2.40

Grade 4 est.$1.98

Grade 3 est.$1.65

Grade 2 est.$1.35

Grade 1 est.$1.14

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

Ungraded price history$3.00

Ungraded chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-09-19

PSA2 graded · 2 gem 10

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Population data from PriceCharting, updated monthly.

How much is Professor Cozmo's Discovery #14/15 worth?

As of September 28, 2026, Professor Cozmo's Discovery #14/15 from Rayquaza Constructed Starter Deck sells for around $0.50 in raw, ungraded condition.

Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.

Collecting Rayquaza Constructed Starter Deck?Full master set guide — every card, chase list, and completion cost→