Professor Cozmo's Discovery

EX Trainer Kit 2: Plusle & Minun · #10/12 · Common · 2026

$0.25
Market price ▲ 8.7% (30d)
Prices as of Jul 26, 2026
151.7×PSA 10 vs raw
-81%off ATH $1.72 · Apr 2025

Price history

Normal▲ 0.0% 7d$0.25
Low $0.10Mid $0.39

Loading chart…

Buy it now on eBay

Loading live listings…

Live from eBay · affiliate links support CardPrice · see recent sold results →

Shop live eBay listings →Recent eBay sold results

Graded values

updated 2026-07-26
Grade 6 est.$0.31
Grade 5 est.$0.26
Grade 4 est.$0.22
Grade 3 est.$0.18
Grade 2 est.$0.15
Grade 1 est.$0.13

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

PSA 10 price history$37.92

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

How much is Professor Cozmo's Discovery #10/12 worth?

A raw copy of Professor Cozmo's Discovery #10/12 (EX Trainer Kit 2: Plusle & Minun, 2026) is worth about $0.25 right now, based on the latest market data from July 27, 2026.

Grading changes the math on this one: a PSA 10 is valued around $37.92, roughly 151.7x the raw price, while a PSA 9 sits near $12.65.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Other printings of Professor Cozmo's Discovery 10

Professor Cozmo's Discovery #17 Shockwave! Tyranitar ex Constructed Standard Deck (Japanese)
Professor Cozmo's Discovery
Shockwave! Tyranitar ex Constructed Standard Deck (Japanese) · #17/24
Professor Cozmo's Discovery #89 Holon Phantoms
Professor Cozmo's Discovery
Holon Phantoms · #89/110
Professor Cozmo's Discovery #10 EX Trainer Kit 2 Plusle
Professor Cozmo's Discovery
EX Trainer Kit 2 Plusle · #10/12
Professor Cozmo's Discovery #9 Gift Box Mew - Lucario (Mightyena Quarter Deck) (Japanese)
Professor Cozmo's Discovery
Gift Box Mew - Lucario (Mightyena Quarter Deck) (Japanese) · #9/15
Professor Cozmo's Discovery #90 Deoxys
Professor Cozmo's Discovery
Deoxys · #90/107
Professor Cozmo's Discovery #9 Fighting Quick Construction Pack (Japanese)
Professor Cozmo's Discovery
Fighting Quick Construction Pack (Japanese) · #9/15
Professor Cozmo's Discovery #9 Lightning Quick Construction Pack (Japanese)
Professor Cozmo's Discovery
Lightning Quick Construction Pack (Japanese) · #9/15
Professor Cozmo's Discovery #76 Clash of the Blue Sky (Japanese)
Professor Cozmo's Discovery
Clash of the Blue Sky (Japanese) · #76/82
Professor Cozmo's Discovery #14 Deoxys Constructed Starter Deck (Japanese)
Professor Cozmo's Discovery
Deoxys Constructed Starter Deck (Japanese) · #14/15
Professor Cozmo's Discovery #14 Rayquaza Constructed Starter Deck (Japanese)
Professor Cozmo's Discovery
Rayquaza Constructed Starter Deck (Japanese) · #14/15