XY - Steam Siege PSA Pop Report
As of Nov 8, 2026, PSA has graded 30,593 XY - Steam Siege cards across 213 printings; 9,094 of them (29.7%) are PSA 10. The most graded is M Gardevoir EX #112 (Ultra Rare) with 4,236 copies.
Population is the number of copies PSA has graded at each grade. Growth is the fitted yearly rate of new PSA slabs for each printing; “No new slabs” means none were added over the tracked window. Prices for every XY - Steam Siege card →