Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 price history$3,055.35
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-07-07
PSA652 graded · 21 gem 10
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CGC164 graded · 9 gem 10
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Population data from PriceCharting, updated monthly.
Abilities
Form Change
Once during your turn (before your attack), you may search your deck for another Deoxys ex and switch it with Deoxys ex. (Any cards attached to Deoxys ex, damage counters, Special Conditions, and effects on it are now on the new Pokémon.) If you do, put Deoxys ex on top of your deck. Shuffle your deck afterward. You can't use more than 1 Form Change Poké-Power each turn.
Attacks
50Psychic Shield
Prevent all effects of attacks, including damage, done to Deoxys ex by your opponent's Pokémon-ex during your opponent's next turn.
How much is Deoxys ex #99/107 worth?
A raw copy of Deoxys ex #99/107 (Deoxys, 2005) is worth about $175.56 right now, based on the latest market data from July 27, 2026.
Grading changes the math on this one: a PSA 10 is valued around $3,055.35, roughly 17.4x the raw price, while a PSA 9 sits near $934.05. 652 copies have been graded to date, and 3% of them came back a 10 — worth knowing before you pay grading fees.
These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.