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Pokémon · PSA 10

2017 Shining Legends Mewtwo GX #78

What a PSA 10 is worth — from real comparable sales.

Estimated value · PSA 10
$8,900
Based on 1592 recent comparable sales.

Value by grade

How much the 2017 Shining Legends Mewtwo GX #78 is worth at each grade.

GradeValue
Raw / Ungraded$599
Grade 8$933
Grade 9$1,763
Grade 9.5$3,659
Gem Mint 10$8,900

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Frequently asked

How much is a PSA 10 2017 Shining Legends Mewtwo GX #78 worth?
A PSA 10 2017 Shining Legends Mewtwo GX #78 is worth approximately $8,900, based on recent comparable sales. Card values fluctuate with the market.
What's the difference between a Grade 9 and a Gem Mint 10 Mewtwo GX?
For the 2017 Shining Legends Mewtwo GX #78, a Grade 9 is worth about $1,763 while a Gem Mint 10 is about $8,900 — the grade gap is roughly $7,137.
How does Slabline value the Mewtwo GX card?
Slabline values each graded card from recent comparable sales of the exact card and grade, aggregated across eBay, Heritage, Goldin, and PWCC. More sales yield a tighter, higher-confidence estimate.

Values are informational estimates built from recent comparable sales — not a certified appraisal, insurance, or financial advice. Card values fluctuate; figures are a snapshot and may differ from a realized sale.