Grass Energy [1st Edition] #99

Base Set

Full card page & price history PSA 10 price & population Should you grade it?

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Grass Energy [1st Edition] #99 PSA 10: price & population

PSA 10

$269.92

Raw

$14.20

PSA 10 pop

542

Gem rate

26.0%

A PSA 10 Grass Energy [1st Edition] #99 from Base Set sells for $269.92 — a 1,801% premium over the $14.20 raw price. PSA has graded this card 2,084 times; 542 came back a 10 (26.0% gem rate), and 877 a PSA 9.

The 9-to-10 spread

PSA 9 sells for $50.00. The jump from 9 to 10 is worth $219.92 — that spread, times your real odds of the 10, is what decides whether grading pays.

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