Pokémon · Mysterious Treasures (2007)

Unown M 66/123 price

Raw$1.19PSA 10$68.21×57

Updated: 2026-10-18

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How much is Unown M 66/123 worth?

Unown M 66/123 from Mysterious Treasures (2007) is worth $1.19 raw (ungraded), based on real sales. A PSA 10 copy sells for $68.21, about 57x more. PSA 9 is around $23.43. Check the version: the Reverse Holo sells for $5.18. It is the #26 most valuable of the 27 Mysterious Treasures cards we track.

Price by grade

Raw$1.19PSA 10$68.21PSA 9.5$25.96PSA 9$23.43

Raw, by version

Normal$1.19Reverse Holo$5.18

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Full card list of Mysterious Treasures ›

More cards from Mysterious Treasures

Pichu 93/123 Pikachu 94/123 Gyarados 26/123 Happiny 52/123 Aron 71/123 Ninetales 32/123 Teddiursa 105/123 Slakoth 99/123 Chingling 42/123 Crobat 23/123 Cyndaquil 79/123 Croconaw 44/123

Other versions of Unown

Unown J 38/53 · WoTC Promo Unown Rare 42/146 · Legends Awakened Unown Q 2010 Mychael Bryan 49/100 · World Championship Decks Unown Q 2010 Yuka Furusawa 49/100 · World Championship Decks Unown H 29/106 · Great Encounters Unown R 77/146 · Legends Awakened Unown G 2009 Jason Martinez 57/106 · World Championship Decks Unown G 57/106 · Great Encounters

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Guides

How much is my Pokémon card worth?How to tell if a Pokémon card is fake What PSA grade would my card get?Is it worth grading a card?Holo vs reverse holo vs non-holo Pokémon card rarity symbols Old Pokémon cards worth money How much is a Charizard card worth?

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Unown M 66/123 price on CardFolio

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