Professor Cozmo's Discovery

Holon Phantoms · #89/110 · Uncommon · 2006

$7.02
Reverse Holofoil · Market price ▲ 0.0% (30d)
Prices as of Oct 16, 2026
NormalReverse HolofoilStamped
SupporterArt · Ken Sugimori
68graded pop
37%gem rate
140.1×PSA 10 vs raw
+$15.23EV to grade — marginal
Market data

Printings & price history

Reverse Holofoil▲ 0.0% 7d$7.02
Low $2.50Mid $6.11

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Graded market

Graded values

PSA 10 report →updated 2026-10-16
Grade 6 est.$6.66
Grade 5 est.$5.61
Grade 4 est.$4.63
Grade 3 est.$3.86
Grade 2 est.$3.15
Grade 1 est.$2.66

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

Reverse Holofoil · PSA 10 price history$103.53

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

Graded population census · updated 2026-09-17

Reverse Holofoil
CGC30 graded · 11 gem 10
PSA21 graded · 5 gem 10

Population data from PriceCharting, updated monthly.

How much is Professor Cozmo's Discovery #89/110 worth?

As of October 16, 2026, Professor Cozmo's Discovery #89/110 from Holon Phantoms sells for around $0.52 in raw, ungraded condition. Across the 3 printings we track, copies run anywhere from $0.10 to $69.72 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $72.86, roughly 140.1x the raw price, while a PSA 9 sits near $22.08. 30 copies have been graded to date, and 37% of them came back a 10 — worth knowing before you pay grading fees.

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.

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