Where do these graded prices come from?

Medians of 44 real eBay completed sales aggregated per grade (PSA, BGS, CGC) — a completed-sale evidence layer, not listing asks. Sample sizes are shown per grade; thin grades deserve caution.

Is grading Magmortar worth it?

Compare the graded medians below against the raw reference price of $6.95 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 44 completed sales

Magmortar graded prices.

As of August 19, 2026, Magmortar (Mysterious Treasures #12) trades across the graded ladder below, based on 44 real eBay completed sales; the raw copy’s reference price is $6.95.

Across Mysterious Treasures, PSA 10 copies sell for 107.6× their raw reference price on average (16 cards, 84 PSA 10 completed sales tracked).

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

PSA · Magmortar

Grade	Median	Sales	vs Raw
Mint 9	$97.00	21	14.0×
NM-MT 8	$24.00	11	3.5×

CGC · Magmortar

Grade	Median	Sales	vs Raw
Mint 9	$39.99	5	5.8×

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.