Koga's Koffing
Gym Challenge · #79 · Common
Market value
$2.78▲ 3.7%30d
PSA 10 price
$208.33(+7394%)
Price history
+44.3% since Apr 12, 2026
Apr 12, 2026Low $144.40 · High $217.68Oct 7, 2026
Series
Gym
Artist
Ken Sugimori
Release date
2000/10/16
Region
Kanto
Types
Grass
Expected value after grading
+$16.57(+23%)
What you'd make on average if you bought this card raw and graded it, using how often PSA-graded copies actually come back a 10, 9 or 8.
41% chance of PSA 10 × $208.33$84.58
43% chance of PSA 9 × $36.71$15.90
11% chance of PSA 8 × $18.39$2.00
5% PSA 7 or lower × $2.50 (90% of raw)$0.13
Expected sale value$102.69
Selling fees (~13%)−$13.35
Raw card−$2.78
Grading (PSA Standard)−$59.99
Shipping both ways−$10.00
Expected profit+$16.57
Pop reports count submitted cards, and people mostly submit their best copies, so the real odds for a random raw card are likely a bit lower.
Buy Signal · Population report
Strong Buy41.4% of PSA-graded copies come back a 10
PSA population
517
Graded PSA 10
214
Gem Rate
41.4%
| Grade | PSA |
|---|---|
| 10 | 214 |
| 9 | 224 |
| 8 | 54 |
| 7 | 19 |
| 6 | 5 |
| 5 | 1 |
| Total | 517 |
Grade 10 value
What a Grade 10 sells for, by grading company.
PSALeads$208.33
CGC$37.83
AGS$12.50
Price ladder
Every condition and grade Scrydex tracks for this card.
Raw
NM$2.78
LP$2.27
MP$1.58
HP$1.82
DM$1.06
Graded
PSA 10$208.33
CGC 10$37.83
PSA 9$36.71
CGC 9.5$24.18
PSA 8$18.39
CGC 9$14.98
CGC 8$12.99
AGS 10$12.50
PSA 7$11.24
BGS 9.5$11.00
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More versions of Koga's Koffing
Every other printing of this character across sets.