![Grass Energy [Shadowless] #99 from Pokemon Base Set](https://images.pokemontcg.io/base1/99.png)
Grass Energy [Shadowless] #99 PSA 10: price & population
PSA 10
$61.00
Raw
$2.10
PSA 10 pop
236
Gem rate
35.0%
A PSA 10 Grass Energy [Shadowless] #99 from Base Set sells for $61.00 — a 2,805% premium over the $2.10 raw price. PSA has graded this card 674 times; 236 came back a 10 (35.0% gem rate), and 277 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $41.67. The jump from 9 to 10 is worth $19.33 — that spread, times your real odds of the 10, is what decides whether grading pays.
Prices from real completed sales, updated daily. Population data from PSA's public population report.
