Where do these graded prices come from?

Medians of 71 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 Brock's Rhydon worth it?

Compare the graded medians below against the raw reference price of $115.00 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 71 completed sales

Brock's Rhydon graded prices.

As of July 8, 2026, Brock's Rhydon (Gym Heroes #002) trades across the graded ladder below, based on 71 real eBay completed sales; the raw copy’s reference price is $115.00.

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

PSA · Brock's Rhydon

Grade	Median	Sales	vs Raw
Mint 9	$165.00	19	1.4×
NM-MT 8	$72.49	20	0.6×
NM 7	$42.25	8	0.4×

CGC · Brock's Rhydon

Grade	Median	Sales	vs Raw
Gem Mint 10	$132.50	5	1.2×
Mint 9	$120.00	6	1.0×
NM-MT 8	$54.99	3	0.5×

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.