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Grade Matrix

Graded
PSA 6
-
Grade 7 guide
$33
Grade 8 guide
$41
PSA 9
$60
PSA 10
$528

PSA 10: Median of 6 sales, last 45 days · newest Oct 24, 2026 · checked Oct 26, 2026

PSA 9: Median of 9 PSA 9 sales in the last 90 days, latest 2026-10-23. Grade 9 guide (all graders): $62.

Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).

CGC
CGC 8
-
CGC 9
-
CGC 10
$155
CGC P10
-

Availability

Availabilityi
9/10G: 52/y
Graded: ~52 sales/yr (medium) · Sales per year: ~539 sales/yr · Recent sales: 9 PSA 10 comps · Raw recent sales: 60 · Grade 9 recent sales: 30 · PSA 10 recent sales: 30 · Graded copies: 1,115 · PSA-10 delta 5.5%

TCGplayer Price History

HolofoilProduct 642592Fetched Oct 25, 4:07 AM
Weekly market
$42.11
week ending Oct 19
Weekly avg sale
$36.30
week ending Oct 19
Units sold (week)
13
week ending Oct 19

Card Value FAQ

How much is Krookodile (Black Bolt #137) worth?

GemDelta shows Krookodile (Black Bolt #137) at $41.85 market price (TCGplayer market). Its Delta multiple is 12.6x.

How much is a PSA 10 Krookodile (Black Bolt #137) worth?

A PSA 10 Krookodile (Black Bolt #137) is currently shown at $528, the median of 6 PSA 10 sales in the last 45 days (newest Oct 24, 2026).

Is Krookodile (Black Bolt #137) worth grading?

GemDelta records a 14.6% gem rate for Krookodile (Black Bolt #137), with 163 PSA 10 copies out of 1,115 total PSA grades and a 12.6x Delta. That describes the grading profile; it is not financial advice.

PSA 10 Recent sales

DateListingSale
Oct 24, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$520.00
Oct 23, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$520.00
Oct 22, 2026KROOKODILE PSA 10 2025 POKEMON BLACK BOLT BLK #137/086 ILLUSTRATION RARE IR 4830 137/086$535.00
Oct 11, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$600.00
Oct 4, 20262025 Pokemon SV Black Bolt Krookodile Illustration Rare #137/086 PSA 10 GEM MINT$415.00
Sep 20, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$600.00
Sep 8, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$550.00
Sep 4, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$550.00
Aug 23, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$599.99
Jul 18, 20262025 POKEMON BLK EN-BLACK BOLT ILLUSTRATION RARE #137 KROOKODILE PSA 10 #137$510.00
Jul 15, 2026Pokemon PSA 10 Krookodile IR Black Bolt Illustration Rare #137 GEM MINT #137$600.00
Jul 1, 20262025 Pokemon Black Bolt Krookodile Illustration Rare #137/086 PSA 10 GEM MINT 137/086$460.00

Showing the latest 12 of 21 stored PSA 10 comps.