M Swampert-EX
XY Black Star Promos · #XY87/211 · Promo · 2013
Price history
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Graded values
Grades 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 2026-09-21
Population data from PriceCharting, updated monthly.
Auction sale integrity
NewGraded sales for this card from public auctions, each checked for shill/relist patterns and prices that don’t match the market. How this works →
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How much is M Swampert-EX #XY87/211 worth?
As of November 9, 2026, M Swampert-EX #XY87/211 from XY Black Star Promos sells for around $34.52 in raw, ungraded condition.
Grading changes the math on this one: a PSA 10 is valued around $1,677.00, roughly 48.6x the raw price, while a PSA 9 sits near $1,397.16. 413 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.