Professor Cozmo's Discovery Pokémon Card Value English

Looking up Professor Cozmo's Discovery card prices? Ungraded copies run $0.25 for EX Trainer Kit 2 Plusle to $7.26 for Deoxys ungraded. PSA 10 copies sell for up to $139.99 for Holon Phantoms. Across printings, Professor Cozmo's Discovery prices are up about 3% over the past month. First printed in Deoxys, most recently in EX Trainer Kit 2 Plusle. All 3 cards are listed below.

Prices last updated August 20, 2026

Professor Cozmo's Discovery – Deoxys (90/107 · Uncommon)

Set: Deoxys

Variant	Market	Low	High	30-day avg	PSA 10
Normal	$0.49	$0.49	$0.49	$0.45	$99.00
Reverse Holofoil	$7.26	$7.26	$7.26	$6.98	$81.00

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Illustrated by Ken Sugimori

Professor Cozmo's Discovery – Holon Phantoms (89/110 · Uncommon)

Set: Holon Phantoms

Variant	Market	Low	High	30-day avg	PSA 10
Normal	$0.47	$0.47	$0.47	$0.47	$139.99
Reverse Holofoil	$7.15	$7.15	$7.15	$7.15	$52.69

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Illustrated by Ken Sugimori

Professor Cozmo's Discovery – EX Trainer Kit 2 Plusle (10/12)

Set: EX Trainer Kit 2 Plusle

Variant	Market	Low	High	30-day avg	PSA 10
Normal	$0.25	$0.25	$0.25	$0.24	—

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Illustrated by Ken Sugimori