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$6,000.00
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-28
CGC1,828 graded · 93 gem 10
12345678910
PSA1 graded · 0 gem 10
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Population data from PriceCharting, updated monthly.
Auction sale integrity
New
Graded 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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Heads up: a copy of this card “sold” for $8,500.00, then resold for $6,000.00 just 28 days later (-29%) — a sign the first sale may not have completed.
Clean price · PSA 10
$7,200.00
Medium confidence — 8 sales
Recent sale price by grade · tracked by cert number
This attack does 30 damage times the amount of Energy attached to this Pokémon.
60Super Absorption
Heal 30 damage from this Pokémon.
200Psystrike-GX
This attack's damage isn't affected by any effects on your opponent's Active Pokémon. (You can't use more than 1 GX attack in a game.)
How much is Mewtwo-GX #78/73 worth?
Mewtwo-GX #78/73 is a Rare Secret card from Shining Legends (2017) — today it trades at roughly $824.94 ungraded.
Grading changes the math on this one: a PSA 10 is valued around $6,000.00, roughly 7.3x the raw price, while a PSA 9 sits near $1,425.00. 1,828 copies have been graded to date, and 5% 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-GX has moved over time.