Koga's Arbok [1st Edition] #25

Gym Challenge

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Koga's Arbok [1st Edition] #25 PSA 10: price & population

PSA 10

$212.65

Raw

$15.86

PSA 10 pop

127

Gem rate

33.8%

A PSA 10 Koga's Arbok [1st Edition] #25 from Gym Challenge sells for $212.65 — a 1,241% premium over the $15.86 raw price. PSA has graded this card 376 times; 127 came back a 10 (33.8% gem rate), and 171 a PSA 9.

The 9-to-10 spread

PSA 9 sells for $38.40. The jump from 9 to 10 is worth $174.25 — that spread, times your real odds of the 10, is what decides whether grading pays.

Run this card's full grading math →

Prices from real completed sales, updated daily. Population data from PSA's public population report.