Lucario LV.X
$216.04Details
Unown [I] – Mysterious Treasures #37
PsychicRare
Unown [I] #37 is a Rare card from the Mysterious Treasures expansion. This page tracks this exact printing, not every Unown [I] card.
Current market price
$2.60
0.0%
7d
+9.2%
30d
NORMAL · TCGPLAYER · 2026-10-22
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Diamond & Pearl
Mysterious Treasures · View full set →01 · Price history
162 snapshots
Full price history.
Daily market-price snapshots — every data point is a dated price reading, never an estimate.
Unown [I] #37 card details.
Unown [I] #37 is a Rare Psychic-type Pokémon card from Mysterious Treasures, released August 2007. Its current tracked market price is $2.60 for the Normal variant, updated October 22, 2026.
Since May 8, 2026, the Mysterious Treasures printing of Unown [I] #37 has ranged from a low of $1.43 (May 19, 2026) to a high of $2.60 (October 15, 2026).
That is a +60.5% move from $1.62 to today's $2.60, at or near its tracked high.
Currently ranked #7,526 by market price across tracked Pokémon cards as of October 22, 2026.
Card number
#37
Released
August 2007
Rarity
Rare
Type
Psychic
Supertype
Pokémon
Pokémon
Series
Diamond & Pearl
Market source
TCGplayer market price · Normal · Updated October 22, 2026
02 · Other printings
2 printings
Every Unown [I] printing.
Unown [I] has 2 tracked English printings, including this Mysterious Treasures #37 version. At $2.60 it ranks #2 of 2 priced printings; the most valuable is Neo Discovery #68 at $2.85.
03 · Variants
2 variants
Different variants, different prices.
The available TCGCSV variants for this exact printing can have different price bands. The selected variant's market value is the one used across rankings and summaries.
| Variant | Low | Mid | Market | High |
|---|---|---|---|---|
| Normalcurrent | $1 | $2.20 | $2.60 | $19.98 |
| Reverse Holofoil | $4.54 | $10.90 | $10.38 | $95.37 |
04 · Related cards
From the same set
More from Mysterious Treasures.
Highest-priced cards from the same expansion, ordered by current market price.
05 · Same Pokémon
Cross-set · Unown
More Unown cards.
Other tracked cards featuring the same Pokémon, across every era it has appeared in.
View all Unown cards→
06 · Reference desk
Unown [I], explained.
Everything about this card — the price, the variants, and how we track it.
How has the Unown [I] Mysterious Treasures price changed?
Since May 8, 2026, the Mysterious Treasures printing of Unown [I] #37 has ranged from a low of $1.43 (May 19, 2026) to a high of $2.60 (October 15, 2026). That is a +60.5% move from $1.62 to today's $2.60, at or near its tracked high.
Which Unown [I] printing is worth the most?
Unown [I] has 2 tracked English printings, including this Mysterious Treasures #37 version. At $2.60 it ranks #2 of 2 priced printings; the most valuable is Neo Discovery #68 at $2.85.
Is Unown [I] from Mysterious Treasures a good investment?
We track prices, not provide investment advice. No collectors are chasing this printing yet; the price history above shows how its market has moved.
How is the market price determined?
Prices are refreshed daily from TCGplayer market-price data via TCGCSV. Each displayed value applies to the tracked price variant named on the card detail page. It is a market reference, not a guaranteed sale price; condition, grading, location, fees, and timing can change an individual sale. This card's current figure reflects the Normal variant.
Where can I buy Unown [I]?
The buy buttons above are affiliate links - same price for you, a small commission that supports Chase Season. TCGPlayer and eBay are deep markets for singles.
Normal
$2
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