Where do these graded prices come from?

Medians of 3 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 Cyndaquil - SWSH221 (Cosmos Holo) worth it?

Compare the graded medians below against the raw reference price of $2.39 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 3 completed sales

Cyndaquil - SWSH221 (Cosmos Holo) graded prices.

As of August 3, 2026, Cyndaquil - SWSH221 (Cosmos Holo) (SWSH Black Star Promos #SWSH221) trades across the graded ladder below, based on 3 real eBay completed sales; the raw copy’s reference price is $2.39.

Across SWSH Black Star Promos, PSA 10 copies sell for 29.8× their raw reference price on average (138 cards, 4,814 PSA 10 completed sales tracked).

As of August 3, 2026Raw price & chart →Grading ROI calculator →

PSA · Cyndaquil - SWSH221 (Cosmos Holo)

Grade	Median	Sales	vs Raw
NM-MT 8	$30.00	3	12.6×

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.