Nidoking

Legendary Collection · #31/110 · Rare · 2002

$225.50
Reverse Holofoil · Market price 11.0% (30d)
Prices as of Jul 27, 2026
HP 90GrassStage 2Art · Ken Sugimori
1,347graded pop
9%gem rate
0.4×PSA 10 vs raw
-81%off ATH $44.76 · Mar 2021
$82.88eBay floor · 2 live
$201.18EV to grade — don't

Printings & price history

Reverse Holofoil 0.0% 7d$225.50
Low $149.98Mid $229.30High $262.16

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Graded values

updated 2026-07-27
Grade 6 est.$150.46
Grade 5 est.$126.70
Grade 4 est.$104.53
Grade 3 est.$87.11
Grade 2 est.$71.27
Grade 1 est.$60.18

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

Reverse Holofoil · PSA 10 price history$3,854.50

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

Graded population census · updated 2026-07-07

Reverse Holofoil
PSA926 graded · 41 gem 10
CGC213 graded · 18 gem 10

Population data from PriceCharting, updated monthly.

Attacks

30+Thrash
Flip a coin. If heads, this attack does 30 damage plus 10 more damage; if tails, this attack does 30 damage and Nidoking does 10 damage to itself.
20Toxic
The Defending Pokémon is now Poisoned. It now takes 20 Poison damage instead of 10 after each player's turn (even if it was already Poisoned).

Uses its powerful tail in battle to smash, constrict, then break its prey's bones.

How much is Nidoking #31/110 worth?

Right now (July 27, 2026) the going rate for an ungraded Nidoking #31/110 from Legendary Collection is about $14.03. Across the 2 printings we track, copies run anywhere from $12.91 to $262.16 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $79.96, roughly 5.7x the raw price, while a PSA 9 sits near $46.35. 926 copies have been graded to date, and 4% 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 Nidoking has moved over time.