Where do these graded prices come from?

Medians of 11 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 Greninja ex - 054 worth it?

Compare the graded medians below against the raw reference price of $5.38 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 11 completed sales

Greninja ex - 054 graded prices.

As of August 18, 2026, Greninja ex - 054 (Scarlet & Violet Black Star Promos #054) trades across the graded ladder below, based on 11 real eBay completed sales; the raw copy’s reference price is $5.38.

Across Scarlet & Violet Black Star Promos, PSA 10 copies sell for 33.0× their raw reference price on average (130 cards, 11,689 PSA 10 completed sales tracked).

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

PSA · Greninja ex - 054

Grade	Median	Sales	vs Raw
Mint 9	$24.24	4	4.5×
NM-MT 8	$12.00	3	2.2×

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.