Nidoking
Legendary Collection - 31/110
Purchase price
Quantity
Purchase price
Quantity
Market prices
Nidoking 31/110 from Legendary Collection sells for $12.20 ungraded: the median of 23 completed sales over the last 90 days, as of October 2, 2026.
Graded population: PSA 1,151 copies (7.3% in 10), CGC 320 copies (11.6% in 10), and BGS 6 copies, as of October 1, 2026.
Ungraded
Median by period. Short periods can rest on a handful of sales: the count is shown next to each price, and prices marked “est.” are indicative.
Graded Prices
PSA
| Grade | Median | Sales |
|---|---|---|
| PSA 9 | $38.59est. | 1 sale |
| PSA 7 | $340.32est. | 1 sale |
| PSA 6 | $197.76est. | 2 sales |
| PSA 5 | $224.64est. | 1 sale |
| PSA 4 | $185.57est. | 1 sale |
| PSA 1 | $120.02est. | 1 sale |
CGC
| Grade | Median | Sales |
|---|---|---|
| CGC 8 | $201.64est. | 1 sale |
| CGC 5 | $141.99est. | 1 sale |
| CGC 2.5 | $79.30est. | 1 sale |
Actual prices may vary.
Graded population report — Nidoking #31
Updated monthly · as of September 2026
PSA
| Grade | Pop |
|---|---|
| 10 | 84 |
| 9 | 287 |
| 8.5 | 3 |
| 8 | 266 |
| 7.5 | 1 |
| 7 | 171 |
| 6 | 119 |
| 5 | 97 |
| 4 | 43 |
| 3 | 15 |
| 2 | 18 |
| 1.5 | 1 |
| 1 | 46 |
CGC
| Grade | Pop |
|---|---|
| Perfect 10 | 1 |
| Pristine 10 | 2 |
| Gem Mint 10 | 34 |
| 9.5 | 8 |
| 9 | 69 |
| 8.5 | 54 |
| 8 | 32 |
| 7.5 | 37 |
| 7 | 19 |
| 6.5 | 13 |
| 6 | 14 |
| 5.5 | 9 |
| 5 | 10 |
| 4.5 | 5 |
| 4 | 1 |
| 3.5 | 2 |
| 3 | 4 |
| 2.5 | 2 |
| 2 | 1 |
| Authentic | 2 |
| Authentic altered | 1 |
BGS
| Grade | Pop |
|---|---|
| 9 | 3 |
| 8 | 1 |
| 7 | 1 |
| 4 | 1 |
Card details
Types
%20(1).webp){kind=icon}
Attacks
%20(1).webp){kind=icon}
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.
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).
Weaknesses
%20(1).webp){kind=icon}
