How much is a PSA 10 Mewtwo #XY100?

A PSA 10 Mewtwo #XY100 from Pokemon Promo is currently priced at $503 based on completed sales tracked on PokeInvest.

Is grading Mewtwo #XY100 worth it?

With a raw price of $16 and a PSA 10 selling for $503, grading Mewtwo #XY100 has a potential gross margin of $487 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 Mewtwo #XY100: what's the price difference?

A PSA 10 Mewtwo #XY100 sells for about $503 versus about $419 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 Mewtwo #XY100?

The raw (ungraded) price of Mewtwo #XY100 from Pokemon Promo is currently $24, based on live market data tracked daily by PokeInvest.

Mewtwo #XY100

Mewtwo #XY100 (Promo) sells for about $16.05 ungraded and $503 in PSA 10. PSA has graded 339 copies, 7 of them 10s. Prices are medians of completed sales, updated November 11, 2026.

Pokemon Promo

Market price

$16.05

16 sales · latest last week

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

16 sold in 48 days · latest last week

$6.00 $49.99

6 sales well outside the rest ($32.91, $33.19, $6.00). A median is barely moved by them, which is why it is the number shown.

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	$503.00 est · pop 7	$201.00 est	$654.00 est	$302.00 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? 2% of 339 PSA-graded copies came back a 10. Raw $16.05 → PSA 10 $503.00 est. Expected value after PSA's fee ($60): $-49.93 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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