Best Cards to Grade in Steam Siege
23 Steam Siege cards ranked by grading ROI. Volcanion EX 115/114 leads at 8.8x ($36.90 raw vs $909.74 in PSA 10). Live prices, PSA gem rates and population.
ROI is the PSA 10 price against the raw price plus grading cost and PSA's value-tier upcharge, from live market prices and PSA population data. Cards are ranked highest ROI first.
| Rank | Card | Raw | PSA 10 | Gem rate | PSA 10 pop | ROI |
|---|---|---|---|---|---|---|
| 1 | Volcanion EX 115/114 | $36.90 | $909.74 | 27.1% | 507 | 8.8x |
| 2 | Steelix EX 108/114 | $18.41 | $720.00 | 21.8% | 388 | 8.5x |
| 3 | Volcanion EX 107/114 | $10.41 | $595.00 | 29.3% | 317 | 7.8x |
| 4 | Gardevoir EX 116/114 | $107.87 | $1,952.70 | 20.9% | 804 | 7.6x |
| 5 | Magearna EX 110/114 | $9.25 | $307.83 | 30.8% | 256 | 7.3x |
| 6 | M Steelix EX 109/114 | $19.95 | $379.99 | 30.5% | 709 | 7.2x |
| 7 | Yveltal BREAK 066/114 | $7.12 | $265.56 | 53.0% | 185 | 6.6x |
| 8 | Gardevoir EX 111/114 | $24.08 | $595.83 | 27.6% | 526 | 6.6x |
| 9 | Pyroar BREAK 024/114 | $3.54 | $210.00 | 45.5% | 106 | 5.7x |
| 10 | Hydreigon BREAK 087/114 | $5.95 | $205.06 | 48.6% | 144 | 5.3x |
13 more Steam Siege cards are ranked for Pro members.