Deoxys
Mewtwo ex Terastal Starter Set · #6/20 · None · 2023JPN
Price history
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Graded values
updated 2026-07-27Grades 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 2026-07-08
Population data from PriceCharting, updated monthly.
How much is Deoxys #6/20 worth?
Right now (July 27, 2026) the going rate for an ungraded Deoxys #6/20 from Mewtwo ex Terastal Starter Set is about $4.67.
Grading changes the math on this one: a PSA 10 is valued around $324.00, roughly 69.4x the raw price, while a PSA 9 sits near $269.99. 22 copies have been graded to date, and 0% 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.
