Where do these graded prices come from?

Medians of 38 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 Rayquaza EX - XY66 worth it?

Compare the graded medians below against the raw reference price of $59.55 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 38 completed sales

Rayquaza EX - XY66 graded prices.

As of August 21, 2026, Rayquaza EX - XY66 (XY Black Star Promos #XY66) trades across the graded ladder below, based on 38 real eBay completed sales; the raw copy’s reference price is $59.55.

Across XY Black Star Promos, PSA 10 copies sell for 60.0× their raw reference price on average (52 cards, 912 PSA 10 completed sales tracked).

As of August 21, 2026Raw price & chart →Grading ROI calculator →

PSA · Rayquaza EX - XY66

Grade	Median	Sales	vs Raw
Mint 9	$2.0K	3	32.9×
NM-MT 8	$178.59	8	3.0×
NM 7	$50.00	9	0.8×
EX-MT 6	$66.00	3	1.1×
EX 5	$35.25	4	0.6×

CGC · Rayquaza EX - XY66

Grade	Median	Sales	vs Raw
Mint 9	$199.00	3	3.3×

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.