How much is a PSA 10 Serperior #BW20?

A PSA 10 Serperior #BW20 from Pokemon Promo is currently priced at $114 based on completed sales tracked on PokeInvest.

Is grading Serperior #BW20 worth it?

With a raw price of $3 and a PSA 10 selling for $114, grading Serperior #BW20 has a potential gross margin of $111 before PSA fees (from $59.99 a card, more for higher declared values). Use the PokeInvest PSA Calculator for a full ROI breakdown.

PSA 9 vs PSA 10 Serperior #BW20: what's the price difference?

A PSA 10 Serperior #BW20 sells for about $114 versus about $95 for a graded 9 (PSA, CGC and BGS 9 sales combined), so the 10 carries a 1.2x premium based on recent sales tracked on PokeInvest.

What's the raw price of Serperior #BW20?

The raw (ungraded) price of Serperior #BW20 from Pokemon Promo is currently $5, based on live market data tracked daily by PokeInvest.

Home / Promo / BW Black Star Promos / Serperior #BW20

Serperior #BW20

Serperior #BW20 (Promo) sells for about $2.95 ungraded and $114 in PSA 10. PSA has graded 31 copies, 1 of them 10s. Prices are medians of completed sales, updated November 11, 2026.

Pokemon Promo

Market price

$2.95

13 sales · latest 2 days ago

Sales we held out are listed below, not counted here.

13 sold in 54 days · latest 2 days ago

$0.99 $7.00

Every sale is a completed listing. Click any line to open it.

Price by grade

1 from real sales · 4 est

Grade	PSA	CGC	BGS	SGC
10	$114.00 est · pop 1	$46.00 est	$148.00 est	$68.00 est

Medians of completed sales — click one to see them. Arrows compare the last 90 days with the period before. last sold means one or two sales, so we show the most recent one rather than a median. est is an estimate we have not confirmed. pop is how many exist at that grade. How we price

Grade it? 3% of 31 PSA-graded copies came back a 10. Raw $2.95 → PSA 10 $114.00 est. Expected value after PSA's fee ($60): $-56.41 per copy.

Run the full math → Is yours a 10? Pre-grade it, $3 or we grade it for you, $27

Sales volume: Top 40% of cards

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$

Promo card

Part of the BW Black Star Promos. See the whole set →

Handed out with Evolved Battle Action Tins.

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Price History

Raw PSA 10

Graded by

PSA

31

graded

3.2%

1 in PSA 10

CGC

18

graded

0

0 at 10 or better — too few graded to quote a rate

How CGC grades work

These are two different pools of submissions, so this compares what each grader did, not what either would do with the same card.

Population Distribution

PSA 10 1

PSA 9 7

PSA 8 8

PSA 7 5

PSA 6 6

PSA 5 4

PSA 4 0

PSA 3 0

PSA 2 0

PSA 1 0

CGC 8.5 1

CGC 8 4

CGC 7.5 2

CGC 7 1

CGC 6.5 2

CGC 6 1

CGC 5 1

CGC 4.5 1

CGC 3.5 1

CGC Authentic 4

18 graded by CGC

Need these prices and population counts in a spreadsheet or app? PokeInvest Data API

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