Where do these graded prices come from?

Medians of 8 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 Twin Energy (Secret) worth it?

Compare the graded medians below against the raw reference price of $3.97 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 8 completed sales

Twin Energy (Secret) graded prices.

As of August 20, 2026, Twin Energy (Secret) (Rebel Clash #209) trades across the graded ladder below, based on 8 real eBay completed sales; the raw copy’s reference price is $3.97.

Across Rebel Clash, PSA 10 copies sell for 11.6× their raw reference price on average (51 cards, 753 PSA 10 completed sales tracked).

As of August 20, 2026Raw price & chart →Grading ROI calculator →

PSA · Twin Energy (Secret)

Grade	Median	Sales	vs Raw
Mint 9	$11.50	5	2.9×

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.