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Prices sourced from TCGPlayer and CardMarket. Not affiliated with Nintendo, The Pokemon Company, or any card marketplace.

Home / Pokemon card prices / Holon Phantoms / Professor Cozmo's Discovery

Professor Cozmo's Discovery

Holon Phantoms

Set: Holon PhantomsNumber: 89Updated 6/4/2026

Market price

$0.49

TCGPlayer

$0.49

eBay avg

$0.49

Variants

PSA 10

$50

Variant

eBay Sold Prices

2 sales

Raw2 sales · $1.07–$1.07

$0.49

Graded Prices

1 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$50

1 sold

About Professor Cozmo's Discovery

Professor Cozmo's Discovery is card 89 from the Holon Phantoms set. It is tracked in 2 print variants, each priced separately above.

The current TCGPlayer market price is $0.49. A PSA 10 (Gem Mint) copy recently averaged $50.00 — about 102.0× the ungraded price, showing how much professional grading can add to Professor Cozmo's Discovery's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Professor Cozmo's Discovery's value before you buy, sell, or trade.

Browse more cards from Holon Phantoms