Slowking

Lost Thunder · #55/214 · Rare · 2018

All 61 Slowking cards ranked by value →
$2.94
Market price ▼ 2.0% (30d)
Prices as of Nov 5, 2026
HP 120WaterStage 1Art · sowsow
3graded pop
33%gem rate
15.3×PSA 10 vs raw
-17%off ATH $3.53 · Sep 2026
Market data

Printings & price history

Normal▲ 1.0% 7d$2.94
Low $2.13Mid $3.09

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Graded market

Graded values

PSA 10 report →updated 2026-11-05
Grade 6 est.$3.17
Grade 5 est.$2.67
Grade 4 est.$2.20
Grade 3 est.$1.84
Grade 2 est.$1.50
Grade 1 est.$1.27

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$45.00

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

Graded population census · updated 2026-09-17

PSA3 graded · 1 gem 10

Population data from PriceCharting, updated monthly.

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More Slowking cards all 61 ranked by value →

Attacks

Memory Melt
Look at your opponent's hand and put a card you find there in the Lost Zone.
60+Psychic
This attack does 20 more damage times the amount of Energy attached to your opponent's Active Pokémon.

“This Pokémon is so famed for its intellect that a proverb still persists in some regions: "When in doubt, ask Slowking."”

How much is Slowking #55/214 worth?

Right now (November 5, 2026) the going rate for an ungraded Slowking #55/214 from Lost Thunder is about $2.94. Across the 2 printings we track, copies run anywhere from $2.13 to $49.98 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $45.00, roughly 15.3x the raw price, while a PSA 9 sits near $19.94. 7 copies have been graded to date, and 43% 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 Lost Thunder?Full master set guide — every card, chase list, and completion cost→