Grade Matrix
PSA
PSA 6
-
PSA 7
$15
PSA 8
-
PSA 9
$16
PSA 10
$39
PSA 10: PriceCharting; refreshed Sep 10, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$24
CGC P10
-
Availability
Availabilityi
4/10G: —
Graded: insufficient data · Sales per year: ~40 sales/yr · Graded copies: 5
TCGplayer Price History
Reverse HolofoilProduct 178902Fetched Sep 11, 3:51 AM
TCGplayer market
$2.08
Latest avg sale
$1.46
Units sold
129
Card Value FAQ
How much is Unown (Lost Thunder #91) worth?
GemDelta shows Unown (Lost Thunder #91) at $2.08 market price (TCGplayer market). Its Delta multiple is 19.7x.
How much is a PSA 10 Unown (Lost Thunder #91) worth?
A PSA 10 Unown (Lost Thunder #91) is currently shown at $39.49. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Unown (Lost Thunder #91) worth grading?
GemDelta records a 40.0% gem rate for Unown (Lost Thunder #91), with 2 PSA 10 copies out of 5 total PSA grades and a 19.7x Delta. That describes the grading profile; it is not financial advice.
What is the Reverse Holo version of Unown (Lost Thunder #91) worth?
The Reverse Holo version of Unown (Lost Thunder #91) is shown at $2.08 market price. That value is for this stored card variant, not the base printing.