Professor Cozmo's Discovery
Holon Phantoms · #89/110 · Uncommon · 2006
Printings & price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-17
Population data from PriceCharting, updated monthly.
Auction sale integrity
NewGraded sales for this card from public auctions, each checked for shill/relist patterns and prices that don’t match the market. How this works →
How much is Professor Cozmo's Discovery #89/110 worth?
As of November 5, 2026, Professor Cozmo's Discovery #89/110 from Holon Phantoms sells for around $0.53 in raw, ungraded condition. Across the 3 printings we track, copies run anywhere from $0.10 to $69.58 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $71.76, roughly 135.4x the raw price, while a PSA 9 sits near $20.03. 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.
