Dashboard
PSA 10: PriceCharting · last PSA 10 sale $2300.00 on Sep 7, 2026 · checked Oct 26, 2026
PSA 9: Median of 8 PSA 9 sales in the last 90 days, latest 2026-10-08. Grade 9 guide (all graders): $148.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Mewtwo EX (Promo #XY183) at $9.93 market price (TCGplayer market). Its Delta multiple is 144x.
A PSA 10 Mewtwo EX (Promo #XY183) is currently shown at $1,431. GemDelta labels this as a PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 10.8% gem rate for Mewtwo EX (Promo #XY183), with 59 PSA 10 copies out of 546 total PSA grades and a 144x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Sep 7, 2026 | 2016 POKEMON XY BLACK STAR PROMO MEWTWO-EX BOX #XY183 MEWTWO EX PSA 10 GEM MINT #XY183 | $2300.00 |
| Jun 3, 2026 | POKEMON XY BLACK STAR PROMO MEWTWO EX #XY183 PSA 10 GEM MINT #131643119 (POP 53) #XY183 | $1499.90 |
| May 20, 2026 | POKEMON XY BLACK STAR PROMO MEWTWO EX #XY183 PSA 10 GEM MINT #131643109 (POP 53) #XY183 | $1025.00 |