Prices updated 8/13/2026
Professor Cozmo's Discovery — PSA 10
Holon Phantoms · #89
Set
Holon Phantoms
Series
EX
Rarity
Uncommon
Number
89
Supertype
Trainer
Artist
Ken Sugimori
Subtypes
Supporter
Prices & Marketplace
PSA 10 · cheapest right now
live eBay asks$900
cheapest of 2 PSA 10 listings for Professor Cozmo's Discovery
See PSA 10 listings on eBay →Asking prices, not sold prices. Condition is settled by the grade, but always check the listing.
Price at a glance
Market
$0.47
TCGPlayer
Sold · raw
$4.99
+962% vs market
Sold · CGC 9 & under
$22.50
3 solds
Market is the TCGPlayer estimate; “sold” is the median of real recent sales.
TCGPlayer (NM market)
referenceNormal
low $0.10 · high $1.99$0.47
Reverse Holofoil
low $2.50$7.19
Buy on eBay
active asks · 10h agoeBayPSA 10
Lowest $900· Median $2,500
2 active listings
eBayPSA 9
Lowest $89.99
1 active listing
eBayCGC 10
Lowest $91.99
1 active listing
eBayCGC 9
Lowest $55.99
1 active listing
eBayRaw / Ungraded
Lowest $0.93· Median $2.40
138 active listings·81% below recent sales
Recent sales
18 recent soldsWhat buyers actually paid, by grade — not an estimate.
Raw / Ungraded
15 sold · range $1.77–$13.14 · latest $8.00 · Jun 3 ↗
$4.99
median
CGC 9 & under
3 sold · range $6.00–$24.00 · latest $24.00 · Jun 21 ↗
$22.50
median
Sold-price data from Silph Co Analytics. Outliers excluded.
Price History
6 price points-24.2% ($-0.15)
Apr 5$0.46 – $0.62Aug 13
Listings by grade
The cheapest copy listed on eBay at each grade right now — what the slab is worth paying for.
| Grade | Lowest ask | Listed | |
|---|---|---|---|
| PSA 10 | $900 | 2 | Listings → |
| PSA 9 | $89.99 | 1 | Listings → |
| CGC 9.5+ | $91.99 | 1 | Listings → |
| CGC 9 & under | $55.99 | 1 | Listings → |
| Raw / Ungraded | $0.93verify listing | 138 | Listings → |
These are current asking prices, not sold prices — a grade with one optimistic listing can look far pricier than it trades for. Recent sold comps are below.
