Mega Slowbro Ex
XY Promos · #263/78 · Common · 2013JPN
$25.00
Market price ▼ 1.9% (1Y)
Prices as of Jul 27, 2026
-2%off ATH $25.49 · Jul 2026
Price history
Standard$25.00
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Graded values
updated 2026-07-25Grade 6 est.$23.75
Grade 5 est.$20.00
Grade 4 est.$16.50
Grade 3 est.$13.75
Grade 2 est.$11.25
Grade 1 est.$9.50
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$265.00
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
How much is Mega Slowbro Ex #263/78 worth?
Right now (July 27, 2026) the going rate for an ungraded Mega Slowbro Ex #263/78 from XY Promos is about $25.00.
Grading changes the math on this one: a PSA 10 is valued around $265.00, roughly 10.6x the raw price.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Mega Slowbro Ex has moved over time.