Where do these graded prices come from?

Medians of 15 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 M Swampert EX worth it?

Compare the graded medians below against the raw reference price of $70.28 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 15 completed sales

M Swampert EX graded prices.

As of July 8, 2026, M Swampert EX (XY Black Star Promos #XY87) trades across the graded ladder below, based on 15 real eBay completed sales; the raw copy’s reference price is $70.28.

As of July 8, 2026Raw price & chart →Grading ROI calculator →

PSA · M Swampert EX

Grade	Median	Sales	vs Raw
NM-MT 8	$264.00	3	3.8×
NM 7	$142.50	3	2.0×
EX-MT 6	$54.00	3	0.8×

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.