CGC Population Report: XY - Steam Siege
2,441 cards graded by CGC · 303 gem 10s · census updated 2026-07-08
| Card | Total pop | Gem 10 | Gem rate | CGC 10 value | Raw value |
|---|---|---|---|---|---|
 Gardevoir EX#116 | 473 | 35 | 7.4% | $305.01 | $72.49 |
 M Gardevoir EX#112 | 425 | 65 | 15.3% | $202.50 | $47.49 |
 Steelix EX#108 | 326 | 30 | 9.2% | $107.50 | $15.76 |
 M Steelix EX#109 | 315 | 41 | 13.0% | $207.61 | $19.99 |
 Gardevoir EX#111 | 307 | 36 | 11.7% | $39.60 | $16.81 |
 M Gardevoir EX#79 | 302 | 70 | 23.2% | $68.79 | $15.00 |
 Volcanion EX#115 | 293 | 26 | 8.9% | $110.00 | $27.27 |
About this report
This population report shows how many copies of each XY - Steam Siege card CGC has graded, how many earned a perfect 10, and what those grades are worth today. A low gem rate means the card is hard to grade well — which is exactly what drives CGC 10 premiums. Census data updates monthly; values update nightly. Click any card for its full price history, every grade’s value, and population across all grading companies.