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Graded Market · 9 completed sales

Infernape graded prices.

As of August 19, 2026, Infernape (Steam Siege #20) in PSA 10 sells for a median of $950.00, based on 9 real eBay completed sales; the raw copy’s reference price is $1.67 — a 568.9× grading premium at the top grade.

Across Steam Siege, PSA 10 copies sell for 73.1× their raw reference price on average (27 cards, 772 PSA 10 completed sales tracked).

As of August 19, 2026Raw price & chart →Grading ROI calculator →

PSA · Infernape

GradeMedianSalesvs Raw
Gem Mint 10$950.003568.9×

Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.