Where do these graded prices come from?

Medians of 132 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 Groudon ex - 038 (EX Collector's Tins) worth it?

Compare the graded medians below against the raw reference price of $214.50 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 132 completed sales

Groudon ex - 038 (EX Collector's Tins) graded prices.

As of August 22, 2026, Groudon ex - 038 (EX Collector's Tins) (Nintendo Black Star Promos #038) trades across the graded ladder below, based on 132 real eBay completed sales; the raw copy’s reference price is $214.50.

Across Nintendo Black Star Promos, PSA 10 copies sell for 27.4× their raw reference price on average (37 cards, 498 PSA 10 completed sales tracked).

As of August 22, 2026Raw price & chart →Grading ROI calculator →

PSA · Groudon ex - 038 (EX Collector's Tins)

Grade	Median	Sales	vs Raw
Mint 9	$1.1K	14	5.1×
NM-MT 8	$515.00	19	2.4×
NM 7	$262.95	18	1.2×
EX-MT 6	$200.00	12	0.9×
EX 5	$126.25	12	0.6×

CGC · Groudon ex - 038 (EX Collector's Tins)

Grade	Median	Sales	vs Raw
Mint 9	$499.00	3	2.3×
NM-MT 8	$317.50	4	1.5×

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.