#11062
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✦ Chase Index #11062·Set rank #94
Professor Cozmo's Discovery
Uncommon
HOLON PHANTOMS·#89·MAY 2006·TRAINER
Uncommon
Current market price
$0.51
-92.3%
7d
-92.3%
All time
NORMAL · TCGPLAYER · 2026-05-13
01 · All-time high
$6.65
9 snapshots
02 · All-time low
$0.50
since 2026-05-05
03 · Set rank
#94
of 111 in HP
04 · Tracking since
2026-05-05
9 price snapshots
01 · Price history
9 snapshots
Building price history.
Daily market-price snapshots — every data point is a dated price reading, never an estimate.
Total return
-92.3%
Price range
$0.50 → $6.65
Snapshots
9
Tracking since
2026-05-05
02 · About this card
Card facts · attributes
Holon Phantoms, tracked.
Professor Cozmo's Discovery is a Uncommon from Holon Phantoms. Released MAY 2006.
Currently ranked #11062 on the Chase Index - our composite score across price, community chases, and page views.
Since first tracked, the price has declined 92.3% in total.
Card number
#89
Released
MAY 2006
Rarity
Uncommon
Supertype
Trainer
Series
EX
Market source
Market price · Updated daily
03 · Variants
2 variants
Different variants, different prices.
Holofoil, reverse, 1st edition — each variant trades at its own price band. The current market column is what feeds the index.
| Variant | Low | Mid | Market | High |
|---|---|---|---|---|
| Normalcurrent | $0.17 | $0.49 | $0.51 | $1.99 |
| Reverse Holofoil | $2.55 | $7.08 | $6.65 | $69.90 |
04 · Related cards
From the same set
More from Holon Phantoms.
Top chases from the same expansion — ranked by Chase Index score.
06 · Reference desk
Professor Cozmo's Discovery, explained.
Everything about this card — the price, the variants, and how we track it.
3 questions answered
Q.01
Is Professor Cozmo's Discovery from Holon Phantoms a good investment?
We track prices, not provide investment advice. The Chase Index rank and price history above show how collector demand has moved since we started tracking this card.
Q.02
How is the market price determined?
We pull daily snapshots of the market price - the median of recent Near Mint sales. The current figure reflects the Normal variant.
Q.03
What does the Chase Index rank mean?
The Chase Index ranks cards on a composite score: 50% market price percentile, 30% community chases, 20% recent page views. A card near the top leads on all three dimensions.