Mewtwo
XY Promos · #51/146 · Promo · 2013
All 266 Mewtwo cards ranked by value →Printings & 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 2026-09-29
Population data from PriceCharting, updated monthly.
More Mewtwo cards all 266 ranked by value →
Mewtwo ★Holon Phantoms · 2006
Mega Mewtwo EXRed Flash · 2015
Rocket's Mewtwo exTeam Rocket Returns · 2004
Mewtwo δDelta Species · 2005
Mewtwo-GXShining Legends · 2017
MewtwoExpedition Base Set · 2002How much is Mewtwo #51/146 worth?
Right now (October 16, 2026) the going rate for an ungraded Mewtwo #51/146 from XY Promos is about $299.17. Across the 2 printings we track, copies run anywhere from $290.00 to $1,339.72 depending on the version you're holding.
A PSA 10 copy runs about $210.06 and a PSA 9 about $75.00 — a 0.7x premium over raw, so condition and grading costs matter here. 733 copies have been graded to date, and 6% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Mewtwo has moved over time.
