Slowking

Prismatic Evolutions · #19/131 · Uncommon · 2025

$1.98
Master Ball Pattern · Market price 7.9% (30d)
Prices as of Aug 14, 2026
HP 130WaterStage 1
89graded pop
34%gem rate
-84%off ATH $2.45 · Feb 2025
Market data

Printings & price history

Master Ball Pattern 4.2% 7d$1.98
Low $1.49Mid $2.36

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Graded market

Graded values

PSA 10 report →updated 2026-08-14
Grade 6 est.$2.50
Grade 5 est.$2.10
Grade 4 est.$1.74
Grade 3 est.$1.45
Grade 2 est.$1.18
Grade 1 est.$1.00

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

Master Ball · PSA 10 price history$167.50

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-09

Master Ball
CGC84 graded · 27 gem 10

Population data from PriceCharting, updated monthly.

Attacks

70Wash the Slate Clean
You may put 2 Energy attached to your opponent's Active Pokémon into their hand.

How much is Slowking #19/131 worth?

Right now (August 14, 2026) the going rate for an ungraded Slowking #19/131 from Prismatic Evolutions is about $0.16. Across the 4 printings we track, copies run anywhere from $0.01 to $999.00 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $192.50, roughly 1203.1x the raw price, while a PSA 9 sits near $8.10. 84 copies have been graded to date, and 32% 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.

Collecting Prismatic Evolutions?Full master set guide — every card, chase list, and completion cost