Grade Matrix
Graded
PSA 6
-
Grade 7 guide
$15
Grade 8 guide
$33
PSA 9
$79
PSA 10
$799
PSA 10: Median of 3 sales, last 45 days · newest Oct 15, 2026 · checked Oct 25, 2026
PSA 9: Median of 1 PSA 9 sale in the last 90 days, latest 2026-10-15. Grade 9 guide (all graders): $51.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
CGC
CGC 8
-
CGC 9
-
CGC 10
$199
CGC P10
-
Availability
Availabilityi
5/10G: 12/y
Graded: ~12 sales/yr (low) · Sales per year: ~263 sales/yr · Recent sales: 4 PSA 10 comps · Raw recent sales: 60 · Grade 9 recent sales: 25 · PSA 10 recent sales: 30 · Graded copies: 954 · PSA-10 delta 25.6%
TCGplayer Price History
HolofoilProduct 86954Fetched Oct 22, 3:36 AM
Weekly market
$32.89
week ending Oct 21
Weekly avg sale
$16.12
week ending Oct 21
Units sold (week)
2
week ending Oct 21
Card Value FAQ
How much is Mega Blastoise EX (XY #30) worth?
GemDelta shows Mega Blastoise EX (XY #30) at $32.71 market price (TCGplayer market). Its Delta multiple is 24.4x.
How much is a PSA 10 Mega Blastoise EX (XY #30) worth?
A PSA 10 Mega Blastoise EX (XY #30) is currently shown at $799, the median of 3 PSA 10 sales in the last 45 days (newest Oct 15, 2026).
Is Mega Blastoise EX (XY #30) worth grading?
GemDelta records a 29.1% gem rate for Mega Blastoise EX (XY #30), with 278 PSA 10 copies out of 954 total PSA grades and a 24.4x Delta. That describes the grading profile; it is not financial advice.
PSA 10 Recent sales
| Date | Listing | Sale |
|---|---|---|
| Oct 15, 2026 | 2014 POKEMON XY M Blastoise EX 30/146 MEGA EX Holo PSA 10 Ultra Rare POP 277 30/146 | $1344.99 |
| Oct 13, 2026 | Pokemon 2014 M Blastoise EX 30/146 XY Base Set Holo PSA 10 Gem Mint Mega 30/146 | $799.00 |
| Sep 24, 2026 | Pokemon M Blastoise Ex 30/146 XY Base Set Ultra Rare PSA 10 - Low POP 277 | $420.98 |
| Aug 29, 2026 | 2014 Mega Pokemon XY M Blastoise EX Holo Ultra Rare PSA 10 30/146 - Low Pop 253 30/146 | $674.99 |
| May 14, 2026 | 2014 Mega Pokemon XY M Blastoise EX #30 PSA 10 Gem Mint 30/146 | $358.88 |