Where do these graded prices come from?

Medians of 43 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 Misty's Seadra (Prerelease) worth it?

Compare the graded medians below against the raw reference price of $50.00 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 43 completed sales

Misty's Seadra (Prerelease) graded prices.

As of August 18, 2026, Misty's Seadra (Prerelease) (Wizards Black Star Promos #009) trades across the graded ladder below, based on 43 real eBay completed sales; the raw copy’s reference price is $50.00.

Across Wizards Black Star Promos, PSA 10 copies sell for 13.5× their raw reference price on average (51 cards, 2,825 PSA 10 completed sales tracked).

As of August 18, 2026Raw price & chart →Grading ROI calculator →

PSA · Misty's Seadra (Prerelease)

Grade	Median	Sales	vs Raw
Mint 9	$61.30	6	1.2×
NM-MT 8	$51.50	14	1.0×

CGC · Misty's Seadra (Prerelease)

Grade	Median	Sales	vs Raw
Mint 9	$50.57	7	1.0×
NM-MT 8	$45.00	4	0.9×

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.