Where do these graded prices come from?

Medians of 29 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 Arbok (3) worth it?

Compare the graded medians below against the raw reference price of $82.49 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 29 completed sales

Arbok (3) graded prices.

As of August 21, 2026, Arbok (3) (Expedition Base Set #003) trades across the graded ladder below, based on 29 real eBay completed sales; the raw copy’s reference price is $82.49.

Across Expedition Base Set, PSA 10 copies sell for 27.3× their raw reference price on average (56 cards, 339 PSA 10 completed sales tracked).

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

PSA · Arbok (3)

Grade	Median	Sales	vs Raw
Mint 9	$352.00	6	4.3×
NM-MT 8	$209.50	11	2.5×

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.