Grade Matrix
PSA
PSA 6
-
PSA 7
-
PSA 8
$20
PSA 9
$75
PSA 10
$36
PSA 10: PriceCharting; refreshed Sep 10, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$22
CGC P10
-
Availability
Availabilityi
7/10G: —
Graded: insufficient data · Sales per year: ~259 sales/yr · Graded copies: 15
TCGplayer Price History
Reverse HolofoilProduct 276950Fetched Sep 1, 3:59 AM
TCGplayer market
$0.59
Latest avg sale
$0.34
Units sold
723
Card Value FAQ
How much is Slowbro (Go #20) worth?
GemDelta shows Slowbro (Go #20) at $0.58 market price (TCGplayer market). Its Delta multiple is 22.3x.
How much is a PSA 10 Slowbro (Go #20) worth?
A PSA 10 Slowbro (Go #20) is currently shown at $36.16. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Slowbro (Go #20) worth grading?
GemDelta records a 6.67% gem rate for Slowbro (Go #20), with 1 PSA 10 copy out of 15 total PSA grades and a 22.3x Delta. That describes the grading profile; it is not financial advice.
What is the Reverse Holo version of Slowbro (Go #20) worth?
The Reverse Holo version of Slowbro (Go #20) is shown at $0.58 market price. That value is for this stored card variant, not the base printing.